A team of astronomers has made a groundbreaking discovery by detecting molecular activity in comet C/2014 UN271 ...

In a groundbreaking discovery, astronomers have uncovered the first direct evidence of molecular activity in comet C/2014 ...

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

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

The Oort Cloud, a large expanse of icy bodies revolving around the sun at a distance 1,000 times greater than the orbit of Neptune, is widely thought to be spherical — although it has never been ...

I enjoyed the new space show at the American Museum of Natural History’s Hayden Planetarium in New York City this week.

A team of scientists accidentally visualized a hidden spiral in the Oort Cloud, and it might change everything we know about ...

Scientists have long assumed the Oort Cloud, one of the most mysterious structures in our solar system, to be spherical.

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