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

Space scientists have revealed details of a “surprise” explosion on the Sun. NASA’s Parker Solar Probe has discovered ...

Part of testing is pushing components way past their limits, so it's entirely possible that the team predicted a fiery end.

Astronomers have spotted a bizarre cosmic explosion that refuses to play by the rules—and it’s leaving scientists scrambling for answers. GRB 250702B, detected by NASA’s James Webb Space Telescope and ...

A distant supernova, SN 2025mkn, became visible from nine billion light years away after a galaxy’s gravity bent and brightened its light, helping scientists study it in detail.

The sightings came at a surreal moment. About an hour after the spacecraft swung around the Moon's farside, the Sun slipped ...

For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined kerosene was favored for its easy handling and non-toxicity, hydrazine for its ...

Before a solar storm races across space and impacts technology on Earth, it starts with an explosive process on the Sun known as magnetic reconnection.