A new NASA-led study suggests future extreme solar storms could be stronger than previously thought, with greater risks for satellites, GPS and power grids.

If projections hold, scientists could do experiments in microgravity as easily as they do on Earth.

SpaceX is launching the latest version of its Starship megarocket for a test flight that—if all goes to plan—should look a ...

A distant Sun-like star appears to have devoured one of its planets, leaving behind a surprising chemical fingerprint.

A meteorite that crashed into a New Jersey home in 2024 is a rare, primitive space rock containing evidence of ancient water.

Seen from afar, Earth is looking steadily darker. The amount of sunshine reflected is known as the albedo. This is going down ...

Exactly two years ago tomorrow, an unexpected visitor startled a homeowner in Hillsborough, New Jersey. When a loud crash ...

NASA's Perseverance Mars rover has uncovered evidence that a 245-foot-thick (75-meter-thick) stack of ancient rock on the rim ...

Astronomers have discovered a faint, elusive planet orbiting a young star after more than a decade of cosmic hide-and-seek.

Scientists say strategically brightening marine clouds over the Pacific could weaken major El Niño events in climate ...

Discover the hidden truths about military life and war through these 4 sci-fi books recommended by veterans. Find out why ...

Sending humans to Mars and returning them safely to Earth would be one of the most complex endeavors that humans have ever carried out. The number of issues that must be dealt with simultaneously is ...