A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

Researchers have now developed a simple test that could get us closer to the answer. The new method involves looking for ...

Humans are inching closer to living beyond Earth, but sustaining life on the moon or Mars requires a critical resource: water ...

UNLV-led research details early insights from NASA’s Perseverance rover; Specimens due back on Earth in the 2030s.

Mars spacecraft teamed up with an AI model to find a new impact crater on on the Martian surface, changing our understanding ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

"When people find out about that they're going to say 'who put that there?'," Buzz Aldrin once said of the monolith.

ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be ...

From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...

Don Pettit, currently stationed on the International Space Station (ISS), shared a breathtaking night-time image of Dubai, ...