How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Planet has been a "Superman" staple for decades. Get a sneak peek at the new Lois Lane, Jimmy Olsen and the rest of the 2025 ...

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

A new working paper from economists Randall Akee, Maggie R. Jones and Emilia Simeonova categorizes tribal gaming as a kind of ...

There are 8 planets in the solar system, each unique in size, distance, and composition. Learn about all the planets in order from the Sun, their characteristics, and key facts that make them ...

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

A discovery made by a NASA rover has offered a clue for this mystery, new research said Wednesday, suggesting that while ...

On July 4, there will be an uncommonly good opportunity to get a glimpse of Mercury, the smallest, speediest planet in our ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

New research shows there is at least a 40% chance of the existence of Planet Nine, but scientists are still looking for definitive proof.