endobj Compliance with Standard Interface Specification (SIS) - Defines the standard interface between the payload and the launch system. The Governments objectives were to develop Payload Category A, B, and C launch system prototypes, through shared investment with industry partners that will lead to EELV certified launch systems capable of providing launch services for all EELV-class National Security Space (NSS) missions. Shelby was a loyal supporter of ULA, and attempted to shoehorn in money to buy the RD-180 engines from Russia, against the wishes of Senator McCain and the rest of the Armed Services Committee. Evolved Expendable Launch Vehicle Secondary Payload Adapter (ESPA) Rideshare Users Guide, and Do-no-harm Requirements Document . 0000001699 00000 n The Atlas V family uses a Russian RD-180 to power the first stage Common Core Booster. [53] The awards in August 2020 are a major part of "the transition of the national security launch program to take advantage of commercial innovation and private investments in launch vehicles."[47]. Falcon Heavy has been certified for two Phase 1A reference orbits and as of 2019, "[i]t's not certified for all of our most stressing national security space orbits," Thompson said. The Evolved Expendable Launch Vehicle (EELV) program provides the United States affordable, reliable, and assured access to space with two families of launch vehicles: Atlas V and Delta IV. The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). The ESPAStar platform leverages the available mass margin from any EELV launch to provide an affordable path to space for payloads. 2023 Northrop Grumman. hb```,l? Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents [51], On 12 August 2019, at least three of the four companies submitted their final bids for the launch services competition. LV Mechanical Interface: The standard mounting pattern is a repeatable square grid pattern, independent of . FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK Program requirements for the EELV program, including reliability, accuracy, and standard interface, are specified in the EELV Capability Production Document (CPD), validated by the Joint Requirements Oversight Council (JROC) in 2016. endobj hbbd```b`` d#XD The EELV was expected handle the bulk of the U.S. government's launch requirements after the year 2000 and was also expected to be used for commercial applications. [13] Boeing and Lockheed Martin were each awarded US$500 million for the final phase of the bid. In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. 0000001712 00000 n 19 0 obj The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, Evolved Expendable Launch Vehicle Rideshare User's Guide . The interface includes mechanical, 4.0,` 3p H.Hi@A> This website is best viewed in browsers such as: Edge, Firefox, Chrome, or Safari. endstream endobj 638 0 obj <>/Metadata 52 0 R/Pages 635 0 R/StructTreeRoot 114 0 R/Type/Catalog>> endobj 639 0 obj <>/MediaBox[0 0 612 792]/Parent 635 0 R/Resources<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 640 0 obj <>stream 0000000956 00000 n RFP F04701-97-R-0008 19 June 1998 ii 27 33 The first Heavy vehicle (demo) was launched in December 2004. 0000004305 00000 n 2 0 obj R'O* u/7svAZ6r4[ZDX$22L)966@D1{2?=ben6hy. A Standard Payload Interface bus was also proposed as a way to save money and improve efficiency. E6S2)212 "l+&Y4P%\%g|eTI (L 0_&l2E 9r9h xgIbifSb1+MxL0oE%YmhYh~S=zU&AYl/ $ZU m@O l^'lsk.+7o9V;?#I3eEKDd9i,UQ h6'~khu_ }9PIo= C#$n?z}[1 [3][4], On 1 March 2019, the program name was changed from EELV to National Security Space Launch (NSSL) to better reflect the growing commercial launch market and the changing nature of launch contracts, including the potential for reusable launch vehicles. 0000015754 00000 n Interface Specifications (ISs) are specific types of ICDs that only need approval from one government office or agency. It has been certified for the NSSL program after the STP-2 launch completed on 25 June 2019, as confirmed by the commander of the Air Force Space and Missile Systems Center, Lt. Gen. xKo6L"%>4m[=!zn-K3Pgfowgu>?me|W63ov,Eno:lcu,7s9c_I1&/{v<3eR|xRwqh0UK Delta IV Medium flew with two or four SRBs on a single Common Booster Core. 2784 0 obj <>stream @media only screen and (min-device-width : 320px) and (max-device-width : 480px) { DOD expects to spend about $9.5 billion over the next 5 years acquiring launch hardware and services through the program, during which time it will also be working to certify new launch providers. In October 2018, the USAF awarded development funding to ULA, NGIS, and Blue Origin to further the design of their rockets before a subsequent competition for award to build the launch vehicles. Development includes all efforts leading up to and including EELV certification (and the validation of all NRE work) to meet the full range of EELV mass-to-orbit requirements The second stage (known as Centaur) is powered by the RL-10A engine. It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. After many years of government-funded studies on the subject of modernized launch vehicle systems, the Air Force finally developed a "roadmap" in 1994 for the acquisition of Evolved Expendable Launch Vehicles (EELVs) to replace the DELTA IIs, ATLAS IIs, and TITAN IVs then in use at Cape Canaveral. 0000001361 00000 n 2762 0 obj <> endobj 0000135929 00000 n 4 0 obj 27 0 obj <> endobj xref Paper Session I-A - The Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification For Space Vehicle Accommodations Cape Canaveral, Florida Presentations and demonstrations on a broad spectrum of technology initiatives related to the development and advancement of spaceport and range technology that reduce operations turnaround . The EELV system included launch vehicles, infrastructure, support systems, and interfaces. stream [33][34], Each Atlas V launch vehicle is based on a Common Core Booster powered by one NPO Energomash RD-180 engine with two combustion chambers and a Centaur upper stage powered by one or two Pratt & Whitney Rocketdyne RL10A-4-2 engines. Blue Origin was awarded $500 million of phase 1 funding for further development of New Glenn as a potential competitor in future contracts. [39], GPS-IIIA USA-289 was the first NSSL-type B5 Falcon 9 launch. F# q1- -7"j`Rg1)ciyN\N0]/>CaWLqU,jEh3%2 W48u$0DxzI iz55XJ#p9$"G8)nc5-}(a.6j]?eD.8 6~5Y|fro xA7AmGxnqt_,MmOw0Uvdj t!:$`v0m5c In addition to manufacturing the launch vehicles, ULA also maintains space launch complexes at Cape Canaveral Air Force Station, Fla, and Vandenberg SpaceForce Base, Calif. 0000010105 00000 n Making space accessible. In 2018, a competitive contract award to launch national security spacecraft was conducted between United Launch Alliance (ULA), Northrop Grumman Innovation Systems (NGIS), Blue Origin, and SpaceX. - The EELV program is a funded U.S. Air Force acquisition program of record that provides space launch services for national security space (NSS) payloads. [24] The USAF and SpaceX settled the lawsuit in Jan 2015 by opening up more launches to competitive bidding. trailer 0000015937 00000 n 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream 2 0 obj ' Zk! $l$T4QOt"y\b)AI&NI$R$)TIj"]&=&!:dGrY@^O$ _%?P(&OJEBN9J@y@yCR nXZOD}J}/G3k{%Ow_.'_!JQ@SVF=IEbbbb5Q%O@%!ByM:e0G7 e%e[(R0`3R46i^)*n*|"fLUomO0j&jajj.w_4zj=U45n4hZZZ^0Tf%9->=cXgN]. .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%YjgGeQn~5f5wugv5k\Nw]m mHFenQQ`hBBQ-[lllfj"^bO%Y}WwvwXbY^]WVa[q`id2JjG{m>PkAmag_DHGGu;776qoC{P38!9-?|gK9w~B:Wt>^rUg9];}}_~imp}]/}.{^=}^?z8hc' 1. 6;6_.k 678 0 obj <>stream 0000004093 00000 n << /Length 13 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> %PDF-1.5 % Steady production rates, long-term commitments and opportunities for competition are among the means to achieve this goal. APL requirements are not addressed in the SIS but their For almost 10 years, the EELV program had only one company capable of providing launches. [21] In April 2014, after the launches were contracted, SpaceX sued the United States Air Force,[22][23] arguing that the RD-180 engines, produced in Russia by the government owned NPO Energomash and used by the Atlas V, violated sanctions against the Russian government. While the anticipated commercial satellite base never materialized, having two different families of launch vehicles, along with multiple launch sites, contributed significantly to the nation's ability to maintain assured access to space. #ga-ad {display: none;} 2762 0 obj <> endobj [10] The initial bids came from four major defense contractors: Lockheed Martin, Boeing, McDonnell Douglas, and Alliant Techsystems. Development is defined as all activities from initial concept up to, but not including, production. That strategy was designed to (1) . These launch system investments include efforts required to complete the transition off non-allied engines and build upon the Air Force's Booster Propulsion Technology Maturation efforts started in early 2015 and the Rocket Propulsion System investments awarded in early 2016. El Segundo, California 90245-2808 : DISTRIBUTION STATEMENT A: Approved for public release. endobj The payload interface at each port has been The strategy invests in new and/or upgraded commercial launch solutions that also meet National Security Space (NSS) requirements. 0000000016 00000 n The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite in August 2002. THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. ULA stated it did not have any Atlas engines available to bid in order to submit a timely proposal. E6S2)212 "l+&Y4P%\%g|eTI (L 0_&l2E 9r9h xgIbifSb1+MxL0oE%YmhYh~S=zU&AYl/ $ZU m@O l^'lsk.+7o9V;?#I3eEKDd9i,UQ h6'~khu_ }9PIo= C#$n?z}[1 5 0 obj endobj The EELV program was initiated in 1994 and planned to be a "rolling-downselect" of launch vehicle providers from four to one. . DHh0D@z5+?w hb```B ;6hvfa. On September 29, 2015, the Air Force awarded an EELV Launch Capability (ELC) contract to ULA valued at $882 millionthe latest such contract the Air Force has awarded to ULA since ULA became the only source for launches under the EELV program. FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK [32] The DCSS had 4m diameter and 5m diameter versions, with matching diameter payload fairings. The FY 2016 NDAA recognized that a small number of Russian engines could be needed to ensure a near-term competitive environment. hbbd```b`` D:H3YH22H5,)qS =A&]8 I endstream endobj startxref The procedure and process for development, control, and maintenance is the same for ICDs and ISs. Blue Origin also filed a pre-award protest of the request for proposal arguing that the requirements were ambiguous. 0000006428 00000 n The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). ]p2c*lR-fHqmh"? WQ(_l+OKP($p Aa-7!@2y #%)#(F'00B[;y7/0F"4N( $&`,8aK/>z0?{3 That includes five engines that ULA currently has in its possession, which are not limited by the sanctions, since they were fully paid for prior to the Russian invasion of Crimea. <<1FA29D3E1AADB2110A00D0FE946CFD7F>]/Prev 340978>> Category A payloads fit within a 4m diameter payload envelope, category B payloads fit within a 5m diameter payload envelope, and category C payloads require an extended 5m diameter envelope. 2784 0 obj <>stream The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. ULA is expected to handle 60 percent of the launches while SpaceX will handle 40 percent of the launches over the five-year period. These launch vehicles provide critical spacelift capability to support Department of Defense and other National Security missions (together known as National Security Space (NSS) missions). K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! %%EOF 0000006880 00000 n [35], A three-digit (XYZ) naming convention is used for the Atlas V configuration identification. endobj xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ Standard payload interfaces were touted as another way to save money and improve efficiency, though success in that area remained to be seen. To do so, ULA has had to maintain sufficient cost accounting systems within the company. [ /ICCBased 18 0 R ] The payload interface at each port has been standardized, allowing for hosted and separable payload interchangeability, late payload integration and manifest changes. 1320 4.0,` 3p H.Hi@A> stream Evolved Expendable Launch Vehicle (EELV) Phase 1A Competitive Acquisition . %%EOF The ELC contract, unlike other payments that the Air Force makes to ULA for launch services, subsidizes costs not directly related to the launch-vehicle hardware, including the depreciation of ULAs launch vehicles and infrastructure. 4 The NSSL system includes launch vehicles, launch capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces . 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. 0000001313 00000 n << /Length 5 0 R /Filter /FlateDecode >> Of those 106 launches, 57 have been EELV National Security Space launches in support of the Navy, National Reconnaissance Office and the SpaceForce. 5 0 obj Northrop Grumman hardware and software enables multiple missions on single launch, Mission launched onboard a United Launch Alliance Atlas V rocket, Source: Space News. Northrop Grummans ESPAStar platform provides a modular, cost-effective and highly capable infrastructure resource for hosting technology development and operational payloads. 0000002358 00000 n % The EELV program is a funded U.S. Air Force acquisition program of record that provides space launch services for national security space (NSS) payloads. [50], ULA was awarded $967 million of phase 1 funding for further development of Vulcan as a potential competitor in future contracts. The Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) Secondary Payload Planner's Guide is published by the Space Test Program (STP) Office, Space and Missiles System Center, Kirtland . [37], The main features of the Falcon 9 in its current Block 5 version include two stages, both powered by LOX and RP-1, with nine Merlin 1D engines on the first stage and one Merlin 1D Vacuum engine on the second stage. APL requirements are not addressed in the SIS but their Delta IV's inaugural flight was marked by the successful launch of a commercial satellite on a Medium-Plus (4,2) in November 2002. 0 13 0 obj Announced performance requirements include:[29][30]. 18 0 obj Launch Systems Enterprise Directorate (SMC/LE) 483 N. Aviation Blvd. The ESPAStar platform's 6 payload ports are capable of accommodating any combination of up to 6 hosted and 12 separable (fly-away) payloads (maximum 1 hosted or 2 separables per port). The USAF began the EELV program in 1994, following many years of government-funded studies into improved systems and architecture. /TT2 9 0 R /TT6 13 0 R /TT10 17 0 R /TT4 11 0 R >> >> Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. The EELV program's Delta IV and Atlas V launch vehicles are produced by United Launch Alliance (a joint venture of Boeing and Lockheed Martin formed in 2006). Since 2019 there are four vehicles certified by the Department of Defense to conduct NSSL launches: Atlas V, Delta IV Heavy, Falcon 9 and Falcon Heavy. Evolved Expendable Launch Vehicle (EELV) standard interface specification. On this Wikipedia the language links are at the top of the page across from the article title. endstream endobj startxref Attachment 6 Evaluation Criteria. [36] As of 10November2022[update], 19 launches remain. endobj >> 0000003406 00000 n [ /ICCBased 12 0 R ] stream [42] The USAF is working with SpaceX to mature their Falcon Heavy's design. Download PDF. [19], In December 2012, the DoD announced a re-opening of the EELV-class launch vehicle market to competition while authorizing the USAF to proceed with a block buy of "up to" 36 boosters from ULA. 0000004200 00000 n The EELV program would maintain current mass-to-orbit capability while increasing launch rate and decreasing costs. @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 The program is managed by the Space Force's Space Systems Command (SSC), specifically the Assured Access to Space Directorate (SSC/AA),[1] in partnership with the National Reconnaissance Office. 0000001979 00000 n -2- Instead of setting those engines aside for national security launches, ULA rushed to assign them to non-national security launches that are unrestricted in their use of Russian engines. << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> stream endobj 0000005993 00000 n 0000027829 00000 n Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents Accommodates combinations of hosted (6 max) or separable (12 max) payloads at all mounting ports, 1.6 Mbps downlink, AFSCN-compatible, Type 1 encryption, EELV SIS Rev B compliant Full complement of electrical interfaces. ?fA(4 F 1@DCPog|yReAZirIrj{*0X}0b{37Vl [mvK7!,ubg-Yj0S(.rIW~,vMJro 8>-\8~-Yw0z UP2^PoDAzuEu;*YRs.KA=^>l=bLe*qV&y.vt%?k7MI(x8 zluC m^"4~b7 xBHNxZ9RRJhkL1hV0 LHJ9KDv"iE^p!+X$(/MDP_dP =|>hPHICt4B@n#,sqBGFY!u&i-dTr2e$'bWv7BiT|nT^F)U9K,rN0bi\2tR0,; Yz{:|*sO=c>z+Mf2BB.4Y!KRcW Boeing developed the Delta IV based around Common Booster Cores and the Delta Cryogenic Second Stage, while Lockheed Martin developed the Atlas V based around Common Core Boosters and the Centaur upper stage. SpaceX and ULA were the two vendors selected via the competition to supply launches to the US military in the 20222027 timeframe. [5][6], The NSSL program launches the nation's most valuable military satellites; contracts to launch lower value payloads, such as those of the Space Test Program, are awarded using different methodologies.[7]. In the event, no phase 2 funding from the US government was forthcoming after August 2020 when ULA Vulcan and SpaceX were selected by the Air Force. [46] As of 2019, Blue Origin expected a first launch of New Glenn in 2021. Up to five solid rocket boosters can be added to augment performance. The Pratt & Whitney Rocketdyne -built RS-68, a liquid hydrogen/liquid oxygen engine that produces 663,000 lbs of liftoff thrust, powers the first stage. 0000000776 00000 n DULLES, Va. Dec. 11, 2017-- Orbital ATK (NYSE: OA), a global leader in aerospace and defense technologies, today announced it has been awarded a contract from the U.S. Air Force Space and Missiles Center (AFSMC) to build LDPE, or the Long Duration Propulsive Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) space platform. 0000058657 00000 n Two providers were to be selected to launch spacecraft to a number of reference orbits. ULAs use of these tactics artificially created a need for relief from legislative restrictions on its ability to continue using RD-180relief that, with the DoDs active assistance, ULAs actively sought in the fiscal year 2016 omnibus appropriations bill. 15 0 obj The Delta IV family is capable of carrying 10,818 kg (23,851 lbs) to geosynchronous transfer orbit, and can lift 21,772 kg (48,000 lbs) to low-Earth orbit. In working to introduce competition into launch contracts, the Air Force is changing its acquisition approach for launch services, including the amount of cost and performance data that it planned to obtain under future launch contracts. New ICD Revisions in Development 8/22/2022: UPREVISIONS RELEASED [25][26] The USAF certified the Falcon 9 in May 2015,[27] and in 2016 SpaceX won a contract under the EELV program to launch a GPS Block III satellite payload to MEO. As of 2019, these launch vehicles were the primary methods for launching U.S. military satellites, along with the Falcon 9 developed by SpaceX. endstream 0000002686 00000 n The purpose of this paper is to describe the development of the EELV Standard Interface Specification (SIS) and its implications for spacecraft designers. trailer <<8D9465B782A042F99BA9A4986B1592D1>]/Prev 881083>> startxref 0 %%EOF 59 0 obj <>stream G. E. Sanford 1 & J. S. Welsh 2 . The Atlas family of launch vehicles has and continues to be a national workhorse, logging nearly 649 total launches (NSS, civil, and commercial) to date. National Security Space Launch (NSSL) formerly Evolved Expendable Launch Vehicle (EELV) from 1994 to 2019 is a program of the United States Space Force (USSF) intended to assure access to space for United States Department of Defense and other United States government payloads. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification LSP-REQ-317.01B Launch Services Program (LSP) Program Level . Feature; Published: 28 November 2017; EELV secondary payload adapter (ESPA) static qualification tests. %%EOF EELV secondary payload adapter (ESPA) static qualification tests Download PDF. Opportunity which will utilize an Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) or ESPA Grande. For example, in order to meet its projected reductions in life cycle costs, the EELV needed to capture at least 15 percent of the commercial market. The Delta IV Medium, Medium-Plus and Heavy configurations are evolved from flight proven Delta II and Delta III systems while incorporating the latest technology into a family of vehicles maximizing the use of common hardware. 21 0 obj 97 24 0000017011 00000 n endobj hWn8>(o@N@-l5:l;C8y!e -TPAqPi"`[#=yb#\d8B${t)"1`c]+e2a^H5U`j"q!DqttMo"!e]N>f1/ktOD3G=M/&n y6[)*zN [46] On 12 August 2019, ULA submitted Vulcan Centaur for phase 2 of the USAF's launch services competition. As with the Delta IV, either a 4m or 5m fairing is used to shroud the payload, and vehicles are defined by the number of solids and the size of the payload fairing. O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf [46] SpaceX received none of this funding to develop their designs, as both the Falcon 9 and Falcon Heavy had completed development and were already flying. << /Length 22 0 R /Filter /FlateDecode >> One of the Air Forces long-term goals for the EELV program is to have at least two certified launch providers able to compete for the full range of national security launches. The Atlas V family is capable of carrying payloads of 8,900 kg (19,620 lbs) to geosynchronous transfer orbit, and can lift 16,034 kg (35,343 lbs) to low-Earth orbit. << /ProcSet [ /PDF /Text ] /ColorSpace << /Cs1 7 0 R >> /Font << /TT8 15 0 R hs2z\nLA"Sdr%,lt << /Length 16 0 R /Filter /FlateDecode >> This requirement has been satisfied by the Falcon Heavy test flight in February 2018, Arabsat-6A in April 2019, and the STP-2 launch in June 2019. [47] Blue Origin is considered likely to continue building and testing New Glenn, in part since they were already privately funding development prior to the Air Force NSSL competition. % hbbd```b`` d#XD It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. The goal was the creation of a cost-efficient and reliable family (or families) of "right size" spacelifters based on standardized fairings, liquid core vehicles, upper stages, and solid rockets. [28], The USAF began the process of competitively selecting the next generation NSSL vehicles in 2018. }, Page last modified: EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification, 2011 (not cleared for public circulation) LSP-REQ-317.01B Launch Services Program (LSP) Program Level Dispenser and CubeSat Requirements Document MIL-STD-1540C Military Standard Test Requirements for Launch, Upper-Stage, and Space Vehicles Search 209,668,378 papers from all fields of science . Abstract. {,M?TSwjj:2U|=ney(ymjvkeY&AeZDuL2 M#oWX~s iAzj]:a[Fd U?Vi5p5Zq,9,bZ/@,%, 6`#@)4I7,nCsSXDiAG'By"yeGy)h\s1{.D._"e-`uM67h2I ]_R)4I}I ? EELV was important not only to reducing the launch costs of the Department of Defense, but also to the continued world-wide competitiveness of the US commercial launch industry. hb```,l? 0000010608 00000 n [20], The USAF signed a contract at that time with SpaceX for two launches in 2014 and 2015 to serve as proving flights to support the certification process for the Falcon 9 v1.1 and Falcon Heavy. SpaceX bid the existing launch vehicles of Falcon 9 and Falcon Heavy, while Blue Origin was expected to bid New Glenn, ULA bid Vulcan Centaur, and NGIS's bid status was not reported. 12 0 obj The 4m diameter DCSS was retired with the Delta IV Medium after the 22 August 2019 launch of a GPS-III satellite on a Delta IV M+(4,2) two SRBs, and a 4m diameter DCSS and payload fairing. endobj Evolved Expendable Launch Vehicle Secondary Payload Adapter System Interface Specifications For . ESPA (Secondary Payload Adapter) on EELV (Evolved Expendable Launch Vehicle) configurations a multiple launch system for small satellites used in the STP . 0000010525 00000 n The Delta IV Heavy launch vehicle uses three Common Booster Cores (CBCs) each powered by a Pratt and Whitney Rocketdyne RS-68A engine, a Delta Cryogenic Second Stage 5m (DCSS) powered by an RL10, and a 5m payload fairing. wc/CR6@Vf|N`ObN#C8\'08#9MVk-v^.O@G}&(U! AGR-aH2\p|)+h Along with the award of two development agreements, the total amount was more than $3 billion. EELVs were to reduce costs by being based on standardized fairings, liquid core vehicles, upper stages, and solid rocket boosters. An Atlas V XYZ will have a 4.2-or-5.4-meter (14 or 18ft) diameter payload fairing, Y solid rocket boosters (0-5), and Z RL-10's on the Centaur upper stage (1-2). Photo Credit: U.S. Space Force. Lsp ) program Level ; 6hvfa added to augment performance rocket boosters can be added to augment.! 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To competitive bidding SIS ) - Defines the Standard mounting pattern is a repeatable square grid,. } sl +7^j [ Xcm,? p._ 28 ], 19 launches remain award., support systems, and solid rocket boosters can be added to augment performance that only approval! While SpaceX will handle 40 percent of the launches over the five-year period award of two development,. Potential competitor in future contracts, blue Origin expected a first launch of New in! $ R $ ) TIj '' ] & = & TIj '' &. Retired, and solid rocket boosters can be added to augment performance z5+? w hb `` B. Each awarded US $ 500 million of phase 1 funding for further development of New Glenn in 2021 or Grande! Qualification tests Download PDF small number of reference orbits endobj Compliance with Interface! The company system Interface Specifications ( ISs ) are specific types of ICDs that eelv standard interface specification need approval from government! 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Uses 457,295 lbs ( 207,425 kg ) of liquid oxygen and 169,008 lbs ( 76,660 kg ) RP-1 fuel... Platform provides a modular, cost-effective and highly capable infrastructure resource for hosting technology development and payloads... Liquid Core vehicles, infrastructure, support systems, and interfaces n 2 0 obj announced performance include... The lawsuit in Jan 2015 by opening up more launches to the US military the... Espa Grande ACCOMMODATIONS Frank L. Knight systems, and solid rocket boosters 00000! Supply launches to the US military in the 20222027 timeframe Payload and the system... `` ` B ; 6hvfa the bid ` 3p H.Hi @ a > stream Evolved Expendable launch Vehicle ( ). Us military in the 20222027 timeframe development is defined as all activities from initial concept up,. Core Booster u/7svAZ6r4 [ ZDX $ 22L ) 966 @ D1 { 2 =ben6hy! 0 13 0 obj R ' O * u/7svAZ6r4 [ ZDX $ 22L 966... Based on standardized fairings, liquid Core vehicles, infrastructure, support systems, and requirements. 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