Astronomers are closing in on what looks like a colossal missing piece of the Solar System, a giant planet that appears to ...

Scientists say studying objects like Ammonite, despite their immense distance, offers valuable insight into the solar ...

At the heart of giant planets like Uranus and Neptune, water has astonishing properties, in a state called superionic. Superionic water manifests only under extreme conditions, with temperatures ...

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 ...

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...

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 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A composite image comparing the relative sizes of our solar system's known dwarf planets, ...

Based on their models, the UZH astrophysicists concluded that the interiors of Uranus and Neptune could have a wide range of ...