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

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

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

The first images released by the Vera C. Rubin Observatory show details of our Solar System with unprecedented clarity.

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

If our solar system seems stable, it's because our short lifespans make it seem that way. Earth revolves, night follows day, ...

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

Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it ...

Space artists can sometimes stretch scientific data for a bigger visual bang. At New York's natural history museum, they ...

We all have that one friend who think they're a whizz when it comes to all things space. They have astronomical knowledge ...

Sauk Prairie will get a glimpse of one of the two eclipses that will occur over the next thirty days. The total solar eclipse ...

Scientists have solved one of the solar system's enduring mysteries with the help of an unexpected source: a planetarium show. Last year, experts at the American Museum of Natural History were ...