There are currently five dwarf planets in our solar system that scientists agree on, but astronomers think they may have ...

Astronomers using the Vera C. Rubin Telescope discovered a possible new dwarf planet that, if confirmed, could join 5 others ...

Lying beyond Pluto, 2026 ED138 could be as large as 1,500 kilometers in diameter. Astronomers are still working to confirm ...

Rubin Observatory has spotted a distant world beyond Pluto as its decade-long survey begins revealing the hidden solar system ...

When I say jump, you say how high. Let’s put this to the ultimate test by hopping around the Solar System. Literally. What ...

ED138, a newly discovered dwarf planet candidate, could join a group of only five other recognized objects that includes our ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

A MASSIVE new potential dwarf planet has been discovered for the first time – as the surprising reason for the find is ...

Scientists with the U.S. National Science Foundation have identified a large object in the outer reaches of the solar system ...

Add Yahoo as a preferred source to see more of our stories on Google. Dottedhippo/Getty Images On August 24, 2006, our solar system lost a planet. It wasn't by cataclysmic destruction, but rather by ...

Astronomers have uncovered evidence of a bizarre, potentially historic discovery: the first moon ever detected beyond our ...