With the "city-killer" Y24 asteroid headed for Earth, the world's largest space agencies are exploring ways to halt its ...

"From developing small robots that could swim through the oceans of other worlds to growing space habitats from fungi, this ...

The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it ...

A new letter addressed to acting NASA chief Janet Petro calls out the space agency for failing to answer questions raised by ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

NASA confirmed it may have sidestepped sweeping layoffs that were expected, potentially saving hundreds of newly hired ...

NASA is losing four key senior officials close to its flagship moon program, according to people familiar with the changes, ...

Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...

However, Isaacman made some of his most in-depth remarks yet on his vision to lead the space agency this weekend on the ...