Dr. Lauren Edgar has already had a remarkable career. She spent 17 years working with the Mars Science Laboratory and Mars Exploration Rovers.

The agency did not complete a practice countdown for a mission that would be the first to send people around the moon in more than 50 years.

Russian scientists say they are closing in on a propulsion breakthrough that could compress the journey from Earth to Mars from roughly 300 days to about one month. The project centers on a high power ...

The countdown is complete and SpaceX has finally acquired xAI in a deal valued at around $1.25 trillion.

SpaceX’s xAI acquisition aims at space-based AI data centers—but economics, legal hurdles and breakeven centuries raise ...

Elon Musk is joining his space exploration and artificial intelligence ventures into a single company before a massive planned initial public offering for the business later this year.

Musk's memo announcing SpaceX and xAI's merger is full of space jargon. Here's your cheat sheet to bring the wonky language ...

Representing a stellar alignment of epic proportions, celebrity astrophysicist Neil deGrasse Tyson and "Star Trek" legend ...

Elon Musk has brought SpaceX, xAI and X under one structure following a major merger. The move focuses on integrating AI, ...

Researchers at the Department of Energy's Oak Ridge National Laboratory are breathing new life into the scientific ...

A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.

SpaceX bought xAI and is tying the deal to AI data centers in space. A proposed 1 million satellite constellation would ...