Hubble discovered a white dwarf planet devouring a Pluto-like object, revealing debris rich in water and nitrogen.

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

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 ...

TRAPPIST-1, a planetary system 40 light years from Earth, could host a planet with an atmosphere and liquid water, but astronomers can’t be certain just yet.

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