The launch of the Blue Ghost module, scheduled to land on the moon early next month, is a key step in creating an Earth–moon ...

So, if astrobiologists ever do find alien life with a weird chemistry that uses some liquid other than water, it's not likely ...

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

'Defying Gravity' is widely considered one of the most challenging musical numbers, but that didn't stop Raquel Reigns from ...