Tag: Sierra Space

Space Force Selects Four Companies to Develop Concepts for ‘Resilient GPS’ Satellites

Space News reports, “The U.S. Space Force selected four companies to develop concepts for smaller, more cost-effective GPS satellites based on commercial designs, aiming to augment the existing Global Positioning System network, the Department of the Air Force announced Sept. 23. Astranis, Axient, L3Harris Technologies and Sierra Space have been chosen to submit proposals for the Resilient GPS (R-GPS) program, which seeks to explore the use of proliferated small satellites transmitting core GPS signals.”
Full Story (Space News)

Sierra Space Prepares Dream Chaser for Pre-launch Trek to KSC

Spaceflight Now reports, “Sierra Space is getting one step closer to finally seeing its Dream Chaser spaceplane reach the launch pad. The spacecraft completed its environmental testing at NASA’s Armstrong Test Facility last week … Sierra Space is now preparing to load up Dream Chaser and Shooting Star for shipment down to NASA’s Kennedy Space Center. Once it arrives, teams will finish adding the thermal protection tiles and perform additional checkouts, like acoustic testing.”
Full Story (Spaceflight Now)

Finish Line for Dream Chaser Now in Sight

Ars Techica reports, “There is still some work to do to prepare Sierra Space’s Dream Chaser spaceplane for its first mission, but the company says the winged resupply craft for the ISS will soon ship to its launch site in Florida. The Dream Chaser will take off on top of a ULA Vulcan rocket to head for the space station. A spokesperson for Sierra Space told Ars the spaceplane’s launch is scheduled for the third or fourth quarter of this year.”
Full Story (Ars Technica)

Sierra Space Powers Up Dream Chaser in its Assembly Facility for First Time

Space News reports Sierra Space announced May 31 that it has powered up its Dream Chaser spaceplane “in its assembly facility for the first time [in a key test], feeding electrical power into the vehicle that, in space, would be generated by its solar panels and turning on flight computers and other components.” Sierra Space CEO Tom Vice said in a statement that “this is a milestone that points to the future and is a key moment in a long journey for Dream Chaser.” According to Space News, the “test comes as the company prepares to ship the first Dream Chaser, called Tenacity, to NASA’s Neil Armstrong Test Facility in Ohio, the former Plum Brook Station. There, the spacecraft will go through thermal vacuum tests before shipping to Cape Canaveral for final launch preparations.”
Full Story (Space News)

Sierra Space Bolsters Spaceplane Fleet Via In-House Mission Control

Space News reports, “The long-awaited inaugural cargo flight of Sierra Space’s Dream Chaser spaceplane has been delayed to no earlier than May 2025, pushing back a launch previously expected this year. In the meantime, Sierra Space is moving forward with its second cargo spaceplane, Reverence, alongside work on an array of inflatable habitats and other structures to meet growing demand for in-space infrastructure.”
Full Story (Space News)

Dream Chaser Spaceplane to be Used for ISS Cargo Mission in 2024

SPACE reports that Sierra Space’s Dream Chaser spaceplane “will be used for an International Space Station (ISS) cargo mission in 2024 to ferry ‘a variety of life sciences experiments’ for Yuri, a German space biotech company.” Sierra Space “will send at least six uncrewed ISS cargo missions using Dream Chaser, all lifting off from Florida’s Cape Canaveral Space Force Station using United Launch Alliance Vulcan Centaur rockets.”
Full Story (SPACE)