The Red Planet and Earth align properly for interplanetary missions just once every 26 months. The next such opportunity ...

Rockets are hard.” Elon Musk’s much-used maxim rang with fresh solemnity this week as the world’s largest and most powerful ...

Rockets are hard,” Elon Musk posted after a prior Starship explosion, and Tuesday’s ninth test flight provided a dramatic ...

However, NASA, with the backing of key congressional leaders, has held an iron grip on having its own heavy-lift launcher and ...

Six gray whales have been found dead in the wider San Francisco Bay Area in the last seven days, raising the total number of ...

Despite three consecutive test failures, Elon Musk plans to launch SpaceX's first uncrewed Starship to Mars by the end of ...

The billionaire entrepreneur acknowledged that achieving the 2026 Mars target hinges on Starship’s ability to master several ...

The next phase of testing is set to begin for NASA's crewed Artemis program, which aims to return humans to the moon, the ...

Elon Musk said SpaceX aims to launch its first uncrewed Starship to Mars by the end of 2026, despite three back-to-back test ...

Shortly before dusk on Tuesday, the world’s most powerful rocket blasted off on a test flight from its launch site in ...

I'm incredibly excited, as part of the Ars Live series, to host a conversation with some of the very best space reporters in ...

Starship is unlike other rockets. And SpaceX is testing it to destruction—deliberately.