The massive Arctic island is mostly empty, but there are still plenty of reasons why President Trump would want to bring it ...

Lake Salda, in southwestern Turkey, bears a close resemblance to Mars' Jezero crater, which is currently being sampled by ...

A rare celestial event, “solar horns,” will be visible in the U.S. and Canada. Learn the best viewing spots, times, and ...

Millions of people in the U.S. will be able to spot the partial solar eclipse on Saturday. Here's what to know in Tennessee.

If that’s too long to wait, two total lunar eclipses are also coming, one in September and another next March. Unlike total solar eclipses, which are visible only along a narrow path on Earth’s ...

SpaceX plans to launch a Falcon 9 rocket on a Starlink mission Sunday afternoon from Cape Canaveral. Monday night will bring ...

Sea ice plays many important roles for the global climate: Its white surface can reflect energy back into space, helping the ...

The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...

A partial solar eclipse will be visible from the U.S. this weekend, but only a select few of the northernmost states are ...

Martian lake beds and deltas reveal the Red Planet’s watery past. But many puzzles remain, scientist Bruce Jakosky says.