SSC Demo-1

SSC Demo-1
Scale model of the Dream Chaser Cargo System with the Shooting Star module
NamesDream Chaser Demo-1
Mission typeFlight test, ISS resupply
OperatorSierra Nevada Corporation
Websitesierraspace.com/dream-chaser-spaceplane
Mission duration45 days (planned)[1]
Spacecraft properties
SpacecraftDream Chaser Tenacity
Spacecraft typeDream Chaser
Manufacturer
Start of mission
Launch dateMay 2025 (planned)[1]
RocketVulcan Centaur VC4L[a][2]
Launch siteCape Canaveral, SLC‑41
ContractorUnited Launch Alliance
End of mission
Landing siteKennedy, SLF Runway 15/33
Orbital parameters
Reference systemGeocentric orbit
RegimeLow Earth orbit
Inclination51.6°
Berthing at ISS
Berthing portHarmony nadir or Unity nadir

SSC Demo-1, also known as Dream Chaser Demo-1, is the planned first flight of the Sierra Space robotic resupply spacecraft Dream Chaser to the International Space Station (ISS) under the CRS-2 contract with NASA. The demonstration mission is planned for launch no earlier than May 2025.[1]

In April 2021 the Dream Chaser division of the Sierra Nevada Corporation (SNC) was spun-off, creating the fully independent Sierra Space Corporation (SSC), which assumed full oversight over the Dream Chaser program. The company developed a new reusable spacecraft to provide commercial cargo resupply services to the International Space Station (ISS), based on decades of lifting body programs. Under the Commercial Orbital Transportation System (COTS) program, the company designed Dream Chaser with industrial partner Lockheed Martin.

The company also designed the accompanying Shooting Star cargo module with subcontractor Applied Composites.[3] At the end of mission, the Shooting Star will destructively reenter the atmosphere and the Dream Chaser will land at the Kennedy Space Center's Shuttle Landing Facility.

  1. ^ a b c Garcia, Mark (15 October 2024). "Crew-8 Awaits Splashdown; Expedition 72 Stays Focused on Science". NASA. Retrieved 16 October 2024. The first flight of Sierra Space's Dream Chaser to the International Space Station is now scheduled for no earlier than May 2025 [...] will carry cargo to the orbiting laboratory and stay on board for approximately 45 days on its first mission.
  2. ^ "Vulcan". United Launch Alliance. 2020. Retrieved 19 January 2022. Peregrine will fly on a VC2S, Dream Chaser will fly on a VC4L.
  3. ^ "SNC'S Dream Chaser® Spaceplane's Shooting Star Arrives in Colorado for Integration" (Press release). SNC. 14 May 2020. Retrieved 12 August 2020.


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