Scientists say studying objects like Ammonite, despite their immense distance, offers valuable insight into the solar system's formation and early evolution.

TEMPE, Ariz. a Quick: What’s the order of the planets in the solar system? Need a little help? Maybe the following mnemonic rings a bell: “My Very Educated Mother Just Served Up Nine Pizzas.” It’s ...

Auroras are not just on Earth. NASA has detected glowing northern and southern lights on Jupiter, Saturn, Mars and other ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade". Throughout much of January and February, Venus, Mars, Jupiter, Saturn, ...

From dazzling new moons to dramatic eclipses, February has countless opportunities to witness life-changing astronomical ...