Sierra Space

Sierra Space has closed a $550 million Series C funding round as it zeroes its focus on the national security space sector, the company announced March 5.

Commercial space station developer Vast says it has secured $500 million in additional funding to help underpin plans to deploy its Haven orbital outpost.

NASA is expected to soon disclose the next steps in its evolving strategy to develop commercial low Earth orbit successors to the International Space Station.

Sierra Space has named former Ursa Major leader Dan Jablonsky as its first permanent CEO in more than one year, the company announced Feb. 26.

Vast is delaying launch of its Haven-1 demonstration space station from May to the first quarter of 2027, the company said Jan. 20.

Rocket Lab joins established primes as the U.S. Space Development Agency scales its proliferated missile-warning and tracking architecture.

Sierra Space plans to return its first Dream Chaser to its manufacturing facility for modifications aimed at securing national security flight services.

JAXA, Sierra Space and The Exploration Co. hope their craft will join the fleet of station cargo ships.

NASA says it is “no longer obligated” to order International Space Station resupply missions from Sierra Space using the company’s Dream Chaser spaceplane.

Voyager Technologies has contracted Vivace Corp. to manufacture the primary structure of the Starlab commercial space station.

The Space Development Agency and its suppliers are racing to scale production and prove the resilience of their optical communications tech.

The U.S. Air Force Research Laboratory has issued two study contracts this month related to its Rocket Cargo vision to speedily transport equipment around the globe using commercial launch vehicles.

NASA is altering plans to issue contracts for the development of commercial low-Earth-orbit successors to the International Space Station.

The service seeks to fortify the GPS architecture against such threats as jamming, spoofing and other adversarial actions.

Sierra Space has been selected by Mitsubishi Heavy Industries to provide spacecraft docking mechanisms for future JAXA missions to the ISS.

Sierra Space has a new, $45 million facility up and running to build defense-hardened solar arrays at scale.

The European Space Agency (ESA) signed a memorandum of understanding (MOU) June 18 to work with a third aspiring U.S. space station operator.

Sierra Space is ready to pull back the curtain on its defense-centric unit and a new 60,000-ft.2 facility dedicated to its national security programs.

Sierra Space, competing for the Space Force’s first batch of R-GPS satellites, has demonstrated integration of an early iteration of the hardware and software.

The U.S. plans to operate the International Space Station (ISS) for another five years, but risks to the orbital outpost are a growing concern.

Companies say they are ready to support the White House’s Golden Dome initiative. They just need the green light.

Sierra Space plans to fly a Honda-developed experimental fuel cell system to the International Space Station for testing in microgravity.

Sierra Space says Merck is its first commercial rideshare partner for the inaugural flight of the Dream Chaser spaceplane on a NASA mission later this year.

“It is time to begin preparations for deorbiting the @Space_Station,” Musk wrote on his social media site X on Feb. 20.

New spins on NASA-developed heat shield technologies paved the way for an era of reusable space vehicles.