Verified facts grounded in source documentation.
Sierra Space has completed satellite structures for the first nine of 18 satellites for the Space Development Agency.
Sierra Space announced on November 13, 2025, that their spaceplane 'Dream Chaser' successfully completed a series of pre-flight tests.
Sierra Space plans to conduct its first launch to low Earth orbit in the fourth quarter of 2026 through a demonstration under the second phase of the Commercial Resupply Services (CRS-2) contract.
Sierra Space secured a $740,000,000 contract to deliver 18 missile-warning and tracking satellites along with associated ground systems.
The Sierra Space satellites for the SDA Tranche 2 Tracking Layer are scheduled to launch in 2027.
Sierra Space plans to develop a free-flying, cargo-satellite version of Shooting Star to house payloads in orbit.
Sierra Space’s roadmap targets a LIFE habitat capable of offering 5,000 cubic meters of volume by expanding to over 21.3 m (22 m) in length and 18.9 m in diameter.
Sierra Space performed a series of three drop tests on 2024-02-01 at Space Florida’s Launch and Landing Facility in Florida.
Sierra Space is partnering with U.S. Transportation Command to study how the Ghost return capsule could enable quick point-to-point delivery of supplies and equipment to support military operations or humanitarian relief efforts.
Sierra Space partnered with Blue Origin on the construction of a commercially developed space station.
Sierra Space will develop, integrate, and test the contracted space vehicles at its satellite production facilities in Colorado.
Sierra Space will develop, integrate, and test its space vehicles at its satellite production facilities in Colorado.
Sierra Space will build the Space Development Agency’s Tranche 2 satellites at the company’s facilities in Colorado.
Sierra Space was spun off from Sierra Nevada Corporation in 2021.
Sierra Space completed the first Dream Chaser vehicle, Tenacity, on 2023-11-02 and is ready to ship it to NASA’s Armstrong Test Facility in Ohio for environmental tests.
Sierra Space laid off 165 employees who had been working to assemble the first Dream Chaser vehicle, Tenacity, on 2023-11-17.
Sierra Space raised $290,000,000 in a Series B round in September that valued the company at $5,300,000,000.
Sierra Space’s expandable space station module technology is designed to be compatible with existing and planned launch vehicle fairing sizes, including 5-meter, 7-meter, and 9-meter fairings.
Sierra Space plans to launch Dream Chaser from NASA’s Kennedy Space Center on United Launch Alliance’s second Vulcan Centaur rocket.
Sierra Space completed the first Dream Chaser spaceplane and will ship it to NASA’s Neil A. Armstrong Test Facility in Ohio for environmental testing in coming weeks.