The moon is our constant companion and the only natural object that always orbits Earth. It's about four times smaller than Earth and its gravity is much weaker, which is why astronauts bounce around ...

Add Yahoo as a preferred source to see more of our stories on Google. Tonight's waning crescent moon phase will appear like a very thin sliver as the new moon is set to rise on Sunday, and the next ...

Add Yahoo as a preferred source to see more of our stories on Google. If you were up early enough on Friday, Sept. 19, you may have noticed the bright star shining next to the crescent moon in the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Monday, Dec. 22Crescent moon: look low in the southwest just ...

The Moon may preserve a chemical record of Earth’s ancient atmosphere, and those same materials could one day support future lunar missions.

Arizona stargazers, mark your calendars because on Friday, Sept. 19, the night sky will host a celestial conjunction. Not to be confused with an alignment, a conjunction occurs when two or more ...