NASA administrators play a vital role in deciding what NASA does and how it does it, and they also help build political ...

Learn more about the water molecules on the moon, which may trace their origins to the materials that made Earth and comets.

Satellites and chunks of space junk come close to colliding on a regular basis. The situation could get dangerously out of ...

NASA's Parker Solar Probe is out of contact with mission control after its closest-ever pass of the sun on Tuesday, Dec. 24.

Suni Williams and Butch Wilmore won't be back on Earth before March, but they've got candy canes and Santa hats to celebrate ...

The concept of touching the Sun can be traced back to the ancient Greek myth of Icarus, but scientists at NASA have turned ...

NASA's Parker Solar Probe flew closer to the sun than any human-made object ever — a stunning technological feat that ...

NASA's Parker Solar Probe has been breaking records since the day it launched as the fastest space mission in history. Now, ...

NASA’s Parker Solar Probe made a historic attempt to circle the sun at 6:53 a.m. EST on Tuesday, Christmas Eve, which, if ...

When the astronauts stranded at the International Space Station were pictured wearing Santa hats next to a tiny Christmas ...

Nasa’s holiday video from the ISS, featuring astronauts in Santa hats and a Christmas tree floating in zero gravity, has ...