When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined that it came from outside the solar system. But ...

Today, let's talk about an incredibly mysterious celestial body in the solar system — Sedna. Did you know that it takes Sedna about 11,000 years to complete one orbit around the Sun? It leisurely ...

Webb uncovers methane on Makemake, showing the icy dwarf planet is more active than once thought - just like Pluto.

Today, let's talk about an extremely mysterious celestial body in the solar system — Sedna. Did you know that it takes Sedna ...

A new trans-Neptunian object, 2017 OF201, has been found with a vast orbit and potential dwarf planet size. The finding hints at more hidden bodies beyond Neptune. A research team led by Sihao Cheng a ...

Dwarf planet Makemake may not be as inactive as astronomers believed, as per recent readings by JWST Researchers have ...

A Southwest Research Institute-led team has reported the first detection of gas on the distant dwarf planet Makemake, using ...

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

New research from NASA has found that the dwarf planet Ceres may be another place to look for evidence of primitive life in our solar system.

This week’s Terry’s Talkin’ podcast is live, with cleveland.com columnist Terry Pluto and host David Campbell. In today’s ...

The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...

"Makemake is one of the largest and brightest icy worlds beyond Neptune, and its surface is dominated by frozen methane," ...