Orb-5 – Spaceflight Now

December 4, 2025

Breaking News

[ December 4, 2025 ] Live coverage: SpaceX to launch 28 Starlink satellites on Falcon 9 rocket from Vandengerg SFB Falcon 9
[ December 4, 2025 ] Orion hatch ‘blemish’ delays launch day rehearsal for Artemis 2 astronauts Mission Reports
[ December 3, 2025 ] Jared Isaacman makes second appeal for NASA administrator position News
[ December 2, 2025 ] Sunset SpaceX launch adds 29 more Starlink satellites into low Earth orbit Falcon 9
[ December 2, 2025 ] Arianespace launches South Korean Earth observation satellite on Vega-C flight Mission Reports

New engines arrive at Antares rocket launch site

August 10, 2015 Stephen Clark

The first pair of new Russian main engines for Orbital ATK’s modernized Antares rocket has arrived at the company’s Virginia launch base as engineers prepare to return the commercial booster to flight after a catastrophic failure last year.

RD-181 engines prepared for shipment to U.S.

June 1, 2015 Stephen Clark

The first pair of RD-181 rocket engines set to launch on Orbital ATK’s redesigned Antares rocket are in the final stages of acceptance testing in Russia ahead of their export to the United States in early July, officials said.