Tenacity – Spaceflight Now

December 25, 2025

Breaking News

[ December 22, 2025 ] H3 rocket suffers upper stage anomaly, fails to correctly deploy navigation satellite H3
[ December 22, 2025 ] Tory Bruno steps down as President, CEO of ULA News
[ December 21, 2025 ] Astronauts, launch teams practice Artemis 2 countdown Artemis
[ December 20, 2025 ] Space Development Agency awards roughly $3.5 billion to 4 companies for 72 missile tracking and warning satellites News
[ December 18, 2025 ] Rocket Lab launches 4 novel DiskSat satellites for U.S. Space Force, NASA Electron

American, Japanese robotic landers share rocket launch to the Moon

January 15, 2025 Will Robinson-Smith

Firefly Aerospace’s Blue Ghost lander will deploy first and is designated as the primary payload and ispace’s Resilience lander will follow about 30 minutes after. Liftoff from pad 39A happened at 1:11 a.m. EST (0611 UTC).

Sierra Space’s Dream Chaser prepares for pre-launch journey to the Cape

May 14, 2024 Will Robinson-Smith

Many eyes are on both the payload and the rocket as the Department of Defense awaits its turn to launch missions with ULA’s Vulcan rocket.

Sierra Space unveils fully integrated Dream Chaser spaceplane amid testing campaign

February 2, 2024 Will Robinson-Smith

The cargo transport vehicle is in the middle of shake table testing at NASA’s Armstrong Test Facility in Sandusky, Ohio. It will be the payload onboard United Launch Alliance’s second certification flight of the Vulcan rocket.