Fixing the Space Launch System rocket's helium pressurization problem has pushed the Artemis II launch to at least April 1.

NASA is preparing to roll its Artemis II rocket off the launch pad and back to the Vehicle Assembly Building at Kennedy Space Center to fix a helium flow issue.

NASA’s efforts to get the Artemis II mission off the ground have stalled once again, as engineers navigate a new issue with the rocket set to launch four astronauts on a history trip around the moon.

Seven missions are on this week’s launch manifest, with SpaceX’s Falcon 9 dominating the schedule. Falcon 9 is expected to ...

Elon Musk recently announced that SpaceX is putting Mars colonization on the back burner. Instead, he plans to build a cosmic city much closer to home.

NASA's Artemis II rocket encountered a new helium flow issue and will rollback to the VAB. Here's what we know.

SpaceX launches helped make Kennedy Space Center feel active again, but that routine has quietly shifted. Here's what changed ...

Proton rocket returns to flight. After a nearly three-year break, a Russian Proton rocket flew again with the Elektro-L No. 5 meteorological satellite from Baikonur in Kazakhstan, Russian Space Web ...

SpaceX's upgraded Super Heavy booster passes cryogenic testing, advancing the Starship V3 rocket toward its next test flight..

United Launch Alliance's Vulcan rocket is preparing for its fourth launch and second national security mission. The upcoming mission will carry the rocket's heaviest payload to date on its ...