After an unprecedented streak of 267 successful landings, SpaceX's Falcon 9 rocket booster dramatically exploded on a drone ship after completing its 23rd mission. Discover what went wrong and what it ...

For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined ...

Texas-based Firefly Aerospace is planning to launch its Alpha rocket on its first spaceflight from Vandenberg since April ...

Dozens of startups working on data centers, mining and pharmaceuticals are hanging on Elon Musk's long-stalled megarocket.

The South Korean startup Innospace failed during its first orbital launch attempt, which sent five satellites aloft on Dec.

Firefly Aerospace's Alpha rocket launch from the Vandenberg Space Force Base has been delayed again due to technical issues.

Texas-based Firefly Aerospace has successfully launched its Alpha small launch vehicle into orbit following two failed attempts last year, including an explosion during pre-flight checks. This will be ...

A Firefly Aerospace rocket launch from Vandenberg Space Force Base today may be visible across the West Coast, including ...

NASA announces nuclear rocket demo. NASA’s announcement Tuesday that it will “pause” work on a lunar space station and focus ...