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

New research using NASA's powerful JWST telescope has identified a planet 41 light years away which may have an atmosphere.

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

Scientists are steadily ruling out habitable conditions on the seven planets of the star Trappist-1. On one of the worlds, a ...

Fomalhaut’s eccentric ring has been the focus of intense scrutiny for nearly two decades, and it keeps giving astronomers new ...

The climate on such a world must be beyond bizarre. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A super-Earth planet that dips in and out of ...

Astronomers have picked up evidence of an Earth-sized world, distinct from the previously hypothesised Planet Nine and Planet ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory about the possibility of a giant ninth planet. The dwarf planet's existence ...

In Roman mythology, Pluto is the god and ruler of the dead. For a return mission to the dwarf planet, Howett and her ...