Europa’s faint glow in ultraviolet light once looked like a possible water plume punching through ice. After 14 years of ...

If you have kids in school, or even if you don’t, you’ve probably realized that there’s a lot about the day-to-day of school ...

On May 19, 1935, Pope Pius XI canonized Sir Thomas More and Cardinal John Fisher as saints of the Catholic Church.

When the solar system formed, a disk of gas and dust orbited the young sun. Over the course of millions of years, the dust ...

A planet that is about the size of Saturn, but with a temperature more like Earth's, has an atmosphere rich in methane, ...

The moon dances with the king of the planets, with the horizon as their stage. When you purchase through links on our site, ...

Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying ...

Looking for a sky event this week? Check out our full Sky This Week column. May 21: Check in on Saturn and Mars Tonight we're ...

The moon glows with the Beehive Cluster on May 21, as a trio of planets form up in the evening sky.

The moon pairs up with brilliant Venus in the western evening sky right after sunset on Monday night. In April, NASA's ...

Jupiter’s storms aren’t just gigantic — they may unleash lightning far more powerful than anything on Earth. Using NASA’s Juno spacecraft, scientists discovered that some lightning bolts on the gas ...

Our mind is a peculiar thing. We might forget where we parked our car or what we walked into a room to get, but a random ...