China is assembling a 'planetary defense force' amid fears that an asteroid could strike Earth early next decade. According ...

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

Scientists are cataloging and analyzing the first samples collected by NASA's Perseverance rover while the agency weighs its ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

On the world's first Asteroid Day, Nina Burleigh discovers that Nasa has already commissioned a team of 'planetary defenders' for whom the question is not if but when ...

NASA astronauts Don Pettit and Matt Dominick answered questions from the audience and discussed daily life on the ISS.

We are getting a look at the recent weather conditions on Mars! NASA's Curiosity rover sent back these images of twilight clouds on the Martian surface.

A square-shaped formation on Mars, about 3 kilometers wide, has generated interest and speculation. NASA's Mars Global ...

NASA’s Hubble Space Telescope captured a cameo appearance of the tiny moon Phobos on its trek around the Red Planet. This composite image, from NASA Galileo and Mars Global Survey orbiters, of Earth ...