Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way ...

Our own galaxy, the Milky Way, is thought to host between 100 and 400 billion stars, but there's no way to know the exact figure. Likewise, there's no way to know for sure how many star systems ...

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

Milky Way viewing is at its best right now, especially if you’re in the southern hemisphere. Here's what to look out for, ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

Scientists previously predicted the pair of galaxies would merge in about five billion years. Now, research suggests that ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

One Sagittarius A* sits at the center of our galaxy, the Milky Way. In fact, according to NASA most galaxies of a similar size have monster black holes at their center. Sagittarius A* has ...

A collision between our Milky Way galaxy and its largest neighbor, the Andromeda galaxy, predicted to occur in about 4.5 billion years, has been anticipated by astronomers since 1912. But new ...

A collision between our Milky Way galaxy and its largest neighbor, the Andromeda galaxy, predicted to occur in about 4.5 billion years, has been anticipated by astronomers since 1912.