A new study of ancient rocks on Mars reveals how the planet was likely uninhabitable — at least on the surface — after much ...

An incoming geomagnetic storm is expected to hit the Earth Thursday, according to the Space Weather Prediction Center.

The sun is at the peak of an 11-year solar cycle that allows for more solar flares and more frequent sightings.

The prime viewing nights for comet C/2023 A3 should be between Monday and Oct. 24, NASA says. An astronomer recommends using ...

NASA astronauts Don Pettit and Matthew Dominick captured a supercharged, super-red aurora display from the International ...

Limón’s poem, “In Praise of Mystery,” is set to rocket off the planet on NASA’s Europa Clipper for a 1.8 billion-mile journey ...

According to new research, scientists have finally learned what the Moon's core is made of, and it's not green cheese.

Vast, a California-based startup, is redefining space travel with Haven-1, the world’s first commercial space station.

A comet that hasn’t been seen in tens of thousands of years could be visible in the New Hampshire sky this weekend.

A filmmaker has claimed that an Oxford-backed program found evidence of alien life three years ago and is set to make the ...

At solar maximum the sun’s magnetic field is messy, and conditions are ripe for solar explosions, like solar flares (bursts ...

NASA's mission to send a spacecraft to scour Jupiter's moon Europa for signs of life appears back on track after Hurricane ...