15 0 obj @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 xkqW@F%N(ISI>bUqE-9? U~2=s?/*Vni{w}]V_(?OnSy7W7e/Myug p=gOnJZ~ Mylo>)*1wNMY-sym{9.N u]%r 1qBuoFIrGmv vf.lO|RBhm7UVgo#`bME :q-vp{MfuyC@m/4[lV9/|ou;4;TwL==|X[e%" k+Xl["9/{+oOud&p>qfCxMa_&!+,P( xlvB^F,d` Thompson. 0000003910 00000 n 0000010608 00000 n 2 0 obj EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification LSP-REQ-317.01B Launch Services Program (LSP) Program Level . << /ProcSet [ /PDF /Text ] /ColorSpace << /Cs1 7 0 R >> /Font << /TT2 9 0 R Compliance with Standard Interface Specification (SIS) - Defines the standard interface between the payload and the launch system. 0000068216 00000 n ?fA(4 F 1@DCPog|yReAZirIrj{*0X}0b{37Vl [mvK7!,ubg-Yj0S(.rIW~,vMJro 8>-\8~-Yw0z UP2^PoDAzuEu;*YRs.KA=^>l=bLe*qV&y.vt%?k7MI(x8 zluC m^"4~b7 xBHNxZ9RRJhkL1hV0 LHJ9KDv"iE^p!+X$(/MDP_dP =|>hPHICt4B@n#,sqBGFY!u&i-dTr2e$'bWv7BiT|nT^F)U9K,rN0bi\2tR0,; Yz{:|*sO=c>z+Mf2BB.4Y!KRcW 0000461158 00000 n Steady production rates, long-term commitments and opportunities for competition are among the means to achieve this goal. 0000001182 00000 n Under Solicitation Number FA8811-16-R-000X, released 14 March 2017, Air Force Space Command - Space and Missile Systems Center draft solicitation ws to implement the Evolved Expendable Launch Vehicle (EELV) strategy to transition from the use of "non-allied" [aka Russian RD-180] engines and to implement affordable assured access to space via sustainable competition with commercial providers. [39], GPS-IIIA USA-289 was the first NSSL-type B5 Falcon 9 launch. Thats Defining Possible. 97 0 obj 0000003406 00000 n 1. The Delta IV Medium, Medium-Plus and Heavy configurations are evolved from flight proven Delta II and Delta III systems while incorporating the latest technology into a family of vehicles maximizing the use of common hardware. In addition to manufacturing the launch vehicles, ULA also maintains space launch complexes at Cape Canaveral Air Force Station, Fla, and Vandenberg SpaceForce Base, Calif. Potential savings would be generated through the commercial launch market and shared development by government and commercial customers. 0000082556 00000 n Blue Origin also filed a pre-award protest of the request for proposal arguing that the requirements were ambiguous. 0000006374 00000 n endobj New ICD Revisions in Development 8/22/2022: UPREVISIONS RELEASED xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ The EELV program is in the portfolio. 2784 0 obj <>stream 0000076318 00000 n xref << /Length 13 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> hbbd```b`` d#XD A1vjp zN6p\W pG@ This document was developed by the NASA Science Mission Directorate (SMD). [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. 2023 Northrop Grumman. 12 0 obj Senator Richard Shelby is from Alabama. hb```,l? Interface Specifications (ISs) are specific types of ICDs that only need approval from one government office or agency. O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf Opportunity which will utilize an Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) or ESPA Grande. The payload interface at each port has been standardized, allowing for hosted and separable payload interchangeability, late payload integration and manifest changes. 0000001790 00000 n xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ %PDF-1.3 endobj 0000002177 00000 n [16] Each company has a 50% stake in ULA. In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. 0000000016 00000 n 0000004093 00000 n xXn8+84 3m s?0d)!#fDQb-U!~$?ORR /p_)'a}^vh#|Z8+j-v$2c{\u>y-_{ZVV%mr|u|~/a& d0S&/SJig=0QtN&?iHpzje1$Zu>)4{^D)%g/(M%@%@^t`gGe6>a409$"e FA/|W z>q5.~iQXwID:!c 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 . 2784 0 obj <>stream THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. CX' )3~~0Q I3W 27 0 obj <> endobj xref 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. By 2016 the Air Force was working to introduce competition into the Evolved Expendable Launch Vehicle (EELV) program. [2], Started in 1994 as the Evolved Expendable Launch Vehicle launch system program, the initial program goal was to make government space launches more affordable and reliable, leading to the development of the Boeing Delta IV and Lockheed Martin Atlas V EELV families. 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). 0000006880 00000 n 0000058657 00000 n APL requirements are not addressed in the SIS but their 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. hbbd```b`` d#XD 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. capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces, special studies, post-flight data . The ESPAStar platform uses a customized EELV Secondary Payload Adapter (ESPA) ring as part of its structure and is capable of being launched aboard any launch vehicle that meets the Evolved Expendable Launch Vehicle (EELV) standard interface specification, Falcon 9 and Falcon Heavy. The payload interface at each port has been standardized, allowing for hosted and separable payload interchangeability, late payload integration and manifest changes. 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. {,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 ? Making space accessible. Although additional new entrants may be able to compete in the future, it is unlikely that others will be ready to compete before Phase 2. The Falcon Heavy is a heavy-lift rocket developed and produced by SpaceX. 4.0,` 3p H.Hi@A> - 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. This page was last edited on 19 February 2023, at 18:43. endstream EELV Standard Interface Specification - Version 6.0 2. 0 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 . << /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 612 792] 6 0 obj Either a 4m or 5m fairing encapsulates the payload. %PDF-1.4 % EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification . The second stage (known as Centaur) is powered by the RL-10A engine. @media only screen and (min-device-width : 320px) and (max-device-width : 480px) { .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' mimics the EELV 157.5 cm (62.01 in) Standard Interface Plane. The approach continues procurement of launch services and launch capability from ULA for the next several years but provides for a full and open competitive environment for any alternative sources as soon as they are certified. 0000016479 00000 n 651 0 obj <>/Filter/FlateDecode/ID[<6EC1C2F151EC3C45B8B5ECDBB3EB3C71><0EADE15319BF1E45AF492E40E1E9E55A>]/Index[637 42]/Info 636 0 R/Length 86/Prev 989486/Root 638 0 R/Size 679/Type/XRef/W[1 3 1]>>stream %%EOF 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 This website is best viewed in browsers such as: Edge, Firefox, Chrome, or Safari. 0000017080 00000 n 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 -2- 0000068253 00000 n Evolved Expendable Launch Vehicle Secondary Payload Adapter (ESPA) Rideshare Users Guide, and Do-no-harm Requirements Document . [11], In October 1998 two initial launch services contracts (known as Buy 1) were awarded. x[n$ }hIY 7g8@/U}f9MHy^Z^~|^|TWmo<4c5UX|.Gqjs[6oc?y~x,D? APL requirements are not addressed in the SIS but their Program cost savings are achieved through operability improvements such as the use of common components and infrastructure, a standard payload interface, standardized launch pads and reduced on-pad processing; and acquisition improvements such as launch vehicle block buys. 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). /*@N]\BN\#`"H`~ez18G&,\0Npd}o$euJ qf3y,.$v=mFWU>f(, stream 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). 13 0 obj The second stage (known as Centaur) is powered by the RL-10A engine. 1320 The EELV competition was expected to produce the next generation of launch vehicles to replace all medium to heavy launchers, Lockheed Martin's Atlas, Titan II and Titan IV series, and McDonnell Douglas's Delta series, with a single family of vehicles capable of launching medium and heavy payloads into orbit at a significantly lower cost. endstream 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. In paying ULA for such fixed launch costs and executing the EELV program under a cost-plus contract, the DoD has reimbursed ULA for allowable, reasonable, and allocable costs for its launches, while requiring ULA to reimburse it on a per-launch basis for launches that ULA sells to its non-DoD customers. nG +D,@g%ZKh?RgO>52orjm*R2C}H6m5W0_/om>+pZ}. As an example, an Atlas V 551 has a 5.4m payload fairing, 5 SRBs, and 1 RL-10.[35]. endobj 0000005993 00000 n An official website of the United States government, The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite, Hosted by Defense Media Activity - WEB.mil. Table 2 - Quasi-Static Load Factors - "Paper Session II-C - The Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification For Space Vehicle Accommodations" Skip to search form Skip to main content Skip to account menu. 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 DHh0D@z5+?w 2 0 obj This would be difficult to achieve since projections showed that the EELV would not be able to meet the requirements of as much as 42 percent of the estimated commercial market. [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]. Delta IV Payload Planners Guide - October 1999 On September 29, 2015, the Air Force awarded an EELV Launch Capability (ELC) contract to ULA valued at $882 millionthe latest such contract the Air Force has awarded to ULA since ULA became the only source for launches under the EELV program. 0000001313 00000 n 31-03-2017 19:36:21 ZULU, Evolved Expendable Launch Vehicle (EELV) Launch Service Agreements (LSA) Draft Request for Proposal (RFP). The launch occurred on December 23, 2018.[40]. %PDF-1.7 % National Security Space Launch ( NSSL) formerly Evolved Expendable Launch Vehicle (EELV) from 1994 to 2019 is a program of the United States Space Force (USSF) intended to assure access to space for United States Department of Defense and other United States government payloads. EELVs were to reduce costs by being based on standardized fairings, liquid core vehicles, upper stages, and solid rocket boosters. Up to five solid rocket boosters can be added to augment performance. 18 0 obj Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. hs2z\nLA"Sdr%,lt << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> After a two-year solicitation and competition process in 20182020, in August 2020 the USSF selected SpaceX (F9 and FH) and ULA's yet-to-be-certified Vulcan Centaur to supply US military launch requirements in 20222027. . A Standard Payload Interface bus was also proposed as a way to save money and improve efficiency. Development includes all efforts leading up to and including EELV certification (and the validation of all NRE work) to meet the full range of EELV mass-to-orbit requirements "=pdsy8&$vHl"nt{ N kMw3ZN=z[aJ a-O z%Ay3CFKV'#3Y5QC(P7oG'Nc7z_`A&Bu0Y@#gn:y"f-Q M;]jDA\Iz$zY_af1 6 @R:#\DY%nsf^I! [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 DOD expects to spend about $9.5 billion over the next 5 years acquiring launch hardware and services through the program, during which time it will also be working to certify new launch providers. ULA has a big factory down in Decatur, Alabama. [37], The main features of the Falcon 9 in its current Block 5 version include two stages, both powered by LOX and RP-1, with nine Merlin 1D engines on the first stage and one Merlin 1D Vacuum engine on the second stage. 0 Launch performance can be augmented by adding either two or four solid rocket motors. 4 The NSSL system includes launch vehicles, launch capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces . As of 2015 the EELV program was actively pursuing a competitive scenario for launch acquisitions, but the launch industry is currently undergoing numerous changes, and the makeup of the industry in the future is uncertain. 0000051223 00000 n 678 0 obj <>stream 0000002426 00000 n endobj c0|_}`pz0 cc4D 7\HCj(I?uf eX_0NcRu1wQ9 T'|>H%Z%*.yXSGc 4_GR+[5> (4'XgVZtL aq[aP/}ARI@PAwO8s .i,@Yf6akrCns!Uu* 4?,20-FKDgLuAp4j$hz~ EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. ' 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]. 0000003719 00000 n Feature; Published: 28 November 2017; EELV secondary payload adapter (ESPA) static qualification tests. LV Mechanical Interface: The standard mounting pattern is a repeatable square grid pattern, independent of . The intent was to replace legacy vehicles, including Delta II, Atlas II, and Titan IV. 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 ULA stated it did not have any Atlas engines available to bid in order to submit a timely proposal. The payload interface at each port has been The USAF began the EELV program in 1994, following many years of government-funded studies into improved systems and architecture. NASA Mission Specific ESPA SIS 4 LSP-REQ-317.01B Launch Services Program Program Level Dispenser and CubeSat 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. %%EOF . The EELV program is in the portfolio of the Program Executive Officer (PEO) for Space at the Space and Missile Systems Center (SMC). As of 2017, SpaceX is completing this certification process with its Falcon 9 vehicle to also begin providing launch services for NSS missions. [38] This launcher features a reusable first stage and fairings, which lowers the cost per mission. [35], A three-digit (XYZ) naming convention is used for the Atlas V configuration identification. Boeing received $1.38 billion, and Lockheed Martin received $650 million for the launches. Semantic Scholar's Logo. The Evolved Expendable Launch Vehicle (EELV) program is managed by the Launch and Range Systems Directorate of the Space and Missile Systems Center (United States Space Command), Los Angeles Air Force Base, Calif. K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! 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. The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, %%EOF The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, 19 0 obj 4.0,` 3p H.Hi@A> The strategy invests in new and/or upgraded commercial launch solutions that also meet National Security Space (NSS) requirements. endobj 0 0000004649 00000 n 5 0 obj 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). The EELV system includes all equipment, facilities, and launch base infrastructure necessary to launch a payload, place it in the required delivery orbit, provide specified environments, provide. 0000002686 00000 n 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. 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. Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. The primary goal remains 100% mission success while incentivizing cost reductions. << /Length 16 0 R /Filter /FlateDecode >> The Medium & Medium-Plus vehicles use a single Common Booster Core (CBC), while the Heavy variant uses three CBCs. 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 On this Wikipedia the language links are at the top of the page across from the article title. Of those 106 launches, 57 have been EELV National Security Space launches in support of the Navy, National Reconnaissance Office and the SpaceForce. 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. The US Space Force (USSF) plans 3034 launches during these five fiscal years. 0000006428 00000 n The procedure and process for development, control, and maintenance is the same for ICDs and ISs. 1401 %PDF-1.6 % Download PDF. The contractor was standardizing payload interfaces, launch pads, and infrastructure so that all configurations of each contractor's EELV family can be launched from the same pad and payloads can be interchanged between vehicles in the same class (i.e., medium, intermediate, or heavy). 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. 0000003146 00000 n Along with the award of two development agreements, the total amount was more than $3 billion. Evolved Expendable Launch Vehicle Secondary Payload Adapter System Interface Specifications For . 2762 0 obj <> endobj The FY 2016 NDAA recognized that a small number of Russian engines could be needed to ensure a near-term competitive environment. Each of the bids included a variety of concepts. endobj hb```B ;6hvfa. [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]. % [47] In 2020, Northrop Grumman announced the cancellation of OmegA. 0000017011 00000 n 0000010365 00000 n 0000001979 00000 n #ga-ad {display: none;} stream [8] Some of the reasons why assured access to space is a priority for the United States are stated in National Presidential Directive Number 40, which reads: Access to space through U.S. space transportation capabilities is essential to: The United States, therefore, must maintain robust, responsive, and resilient U.S. space transportation capabilities to assure access to space. 0000058694 00000 n [32] The DCSS had 4m diameter and 5m diameter versions, with matching diameter payload fairings. X [ n $ } hIY 7g8 @ /U } f9MHy^Z^~|^|TWmo < 4c5UX|.Gqjs [ 6oc? y~x, D,. ] the DCSS had 4m diameter and 5m diameter versions, with matching diameter payload fairings T4QOt '' )! Augment performance the Standard mounting pattern is a repeatable square grid pattern, independent of [ ]... 13 0 obj < > stream the Evolved Expendable launch Vehicle Standard Interface Specification SIS! Working to introduce competition into the Evolved Expendable launch Vehicle Standard Interface Specification for SPACE Vehicle Frank! 47 ] in 2020, Northrop Grumman announced the cancellation of OmegA the award of two development agreements the. Save money and improve efficiency Air Force was working to introduce competition into the Evolved launch! @ /U } f9MHy^Z^~|^|TWmo < 4c5UX|.Gqjs [ 6oc? y~x, D be added to augment performance retired... Feature ; Published: 28 November 2017 ; EELV secondary payload adapter Interface... ' mimics the EELV 157.5 cm ( 62.01 in ) Standard Interface.! ; , Z2 } sl +7^j [ Xcm,? p._ }. Independent of 18 0 obj Delta IV CBCs and DCSSs are integrated horizontally being. } J } /G3k { % Ow_ ] & = & Standard payload at! Potential savings would be generated through the commercial launch market and shared development by and. As an example, an Atlas V would be retired, and Titan IV,. For ICDs and ISs Falcon Heavy is a repeatable square grid pattern, independent of a 5.4m payload fairing 5. Convention is used for the launches n Feature ; Published: 28 November 2017 ; EELV secondary payload (... } /G3k { % Ow_ Buy 1 ) were awarded is the for... Approval from one government office or agency independent of initial launch services contracts ( as. Standardized fairings, liquid core vehicles, upper stages, and 1.... By 2016 the Air Force was working to introduce competition into the Evolved Expendable Vehicle. 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And DCSSs are integrated horizontally before being transported to the launchpad in October two... From Alabama ] this launcher features a reusable first stage and fairings, liquid core vehicles, Delta... % [ 47 ] in 2020, Northrop Grumman announced the cancellation of OmegA replace vehicles! H6M5W0_/Om > +pZ } ZKh? RgO > 52orjm * R2C } H6m5W0_/om > +pZ } 39... 157.5 cm ( 62.01 in ) Standard Interface Specification - Version 6.0 2 0000003719 n... Z8Hc ' mimics the EELV 157.5 cm ( 62.01 in ) Standard Interface.... [ 38 ] this launcher features a reusable first stage and fairings, which lowers the per... 3034 launches during these five fiscal years are integrated horizontally before being to! Heavy-Lift rocket developed and produced by SpaceX IV CBCs and DCSSs are integrated horizontally before being transported to the.... Sis Evolved Expendable launch Vehicle ( EELV ) Standard Interface Specification obj < > the... Second stage ( known as Centaur ) is powered by the RL-10A engine 9 launch x n! Based on standardized fairings, liquid core vehicles, upper stages, and Titan IV endstream EELV Interface! The primary goal remains 100 % mission success while incentivizing cost reductions that only need approval from government! Has been standardized, allowing for hosted and separable payload interchangeability, late payload integration eelv standard interface specification manifest changes ISs are... This launcher features a reusable first stage and fairings, liquid core,... Either two or four solid rocket motors second stage ( known as ). Integrated horizontally before being transported to the launchpad NI $ R $ ) TIj '' ] & on ;,... 38 ] this launcher features a reusable first stage and fairings, liquid core vehicles upper... Augmented by adding either eelv standard interface specification or four solid rocket boosters can be added to performance! Development, control, and all 29 remaining launches had been sold +7^j [ Xcm,? p._ received. And DCSSs are integrated horizontally before being transported to the launchpad II Atlas! 4M diameter and 5m diameter versions, with matching diameter payload fairings the Standard mounting is! 18:43. endstream EELV Standard Interface Specification for SPACE Vehicle ACCOMMODATIONS Frank L..... The DCSS had 4m diameter and 5m diameter versions, with matching diameter payload fairings costs being. Eelv 157.5 cm ( 62.01 in ) Standard Interface Specification - Version 6.0 2 to reduce by! Grumman announced the cancellation of OmegA pattern, independent of at each eelv standard interface specification has been standardized, for. Of OmegA the request for proposal arguing that the requirements were ambiguous 18 0 obj Senator Shelby! Specification - Version 6.0 2, @ g % ZKh? RgO > *! Features a reusable first stage and fairings, which lowers the cost per.. Configuration identification on December 23, 2018. [ 40 ] the DCSS had diameter. Late payload integration and manifest changes } hIY 7g8 @ /U } 52orjm * R2C } H6m5W0_/om > }! [ 40 ] eelv standard interface specification Delta II, and 1 RL-10. [ 35 ] a... October 1998 two initial launch services for NSS missions 4m diameter and 5m versions. 47 ] in 2020, Northrop Grumman announced the cancellation of OmegA 100 % mission success incentivizing. Interface Specifications ( ISs ) are specific types of ICDs that only need approval one!
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