Methane gas may signal an atmosphere or geological activity on a distant dwarf planet located at the outer edge of the Solar System. A research team led by the Southwest Research Institute has ...

Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf ...

In its youth, the dwarf planet Ceres may have brewed a chemical banquet beneath its icy crust.

Our Solar System is home to many unique planetary bodies, including protoplanets and dwarf planets. Here are the unique ...

Though no direct evidence of life has been found, models suggest Ceres had hot water shooting into its underground oceans ...

In our nearby stellar neighborhood, a burned-out star is snacking on a fragment of a Pluto-like object. With its unique ultraviolet capability, only NASA's Hubble Space Telescope could identify that ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." ...

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

Astronomers have discovered methane gas on the distant dwarf planet Makemake using the James Webb Space Telescope (JWST) for the first time. This finding overturns the previous belief that Makemake is ...

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

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