Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

Recent scientific research has unearthed an intriguing proposition that Earth may have once been orbited by two moons instead ...

Uranus's moons — what is unique about each moon and why do they orbit at a tilt?

NASA’s James Webb Space Telescope has uncovered a small moon quietly circling Uranus, a world already known for its unusual ...

The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.

The James Webb Space Telescope has discovered a new moon that is small and dim in orbit around Uranus. The discovery brings ...

In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly ...

A team of astronomers announced Tuesday that a new satellite measuring roughly 90 football fields across was discovered ...

The powerful eye of the James Webb Space Telescope has allowed astronomers to spot a previously unknown moon whirling around ...

2025-PN7 is around 62 feet (19 meters) wide, and it’s between 2.8 million miles and 37.2 million miles away from Earth. It ...

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

Roll out the cosmic welcome mat for our solar system’s newest resident: a never-before-seen moon orbiting Uranus. The Webb telescope’s observations of Uranus are giving scientists better insight into ...