The findings have revealed a lot about Ceres' origin. The dwarf planet stands out from all the others in the asteroid belt.

An international team of astronomers reports the detection of two new brown dwarfs orbiting distant stars using NASA's ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary ...

Gonggong is a dwarf planet and a member of the scattered disc beyond Neptune. As of 2019, its distance from the Sun is 88 AU, and it is the sixth-farthest known Solar System object.

A new model that incorporates data gathered by the JWST could help scientists understand the composition and mass of objects ...

wide dwarf planet may have originated at the outer edge of the solar system and may have migrated inwards to its current home ...

Life could have the time and energy to arise and prosper on Earth-like worlds in the rapidly shrinking "Goldilocks zones" ...

Saturn was already the reigning champion in the moon department. Now, with 274, Saturn has more moons than all the other ...

Together, dwarf planets can help scientists learn a lot ... 2015 RR245 is catalogued as the "18th largest" object in the Kuiper belt, according to the Minor Planet Center, the organization ...

A decades-old cosmic mystery may finally be solved. Scientists now suspect that the strange X-ray glow from a distant white ...

TRAPPIST-1 is a red dwarf star about 40.7 light-years away from Earth. It is of particular interest because it has seven ...