SpaceX’s potential $1.5 trillion IPO faces scrutiny as investors weigh the profits of Starlink against the high costs of Elon Musk’s Mars ambitions.

Bad weather on Monday forced SpaceX to postpone the latest launch of its massive prototype Starship rocket, key to founder Elon Musk's dreams of colonizing Mars and NASA's plans to return astronauts ...

Elon Musk's SpaceX is eyeing an initial public offering that could be the largest ever, at least partially driven by a plan ...

If you thought 2025 was an exciting year for spaceflight, just wait until 2026. Here's a look at six missions that could ...

Editor's note: All opinions, columns and letters reflect the views of the individual writer and not necessarily those of the IDS or its staffers. Rovers on Mars have made exciting finds and ...

SpaceX's massive Starship rocket racked up some much-needed successes on its 10th test flight, hitting key test objectives and breaking a streak of failures that bedeviled the spaceship this year. The ...