The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

A new study suggests that Uranus and Neptune may not be ice-rich planets after all. Researchers from the University of Zurich propose that these distant worlds could be dominated by rock, challenging ...

The James Webb Space Telescope has captured amazing new imagery of Uranus along with its rings and moons. The footage shows ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be ...

A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the ...

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.

Approaching a black hole unleashes extreme tidal forces, stretching and tearing apart matter, including planets like Earth, a ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

CAPE CANAVERAL, Fla. – NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven abruptly ...

New study of Voyager 2 data shows Uranus experienced a solar wind event during the 1986 flyby, helping explain unusual magnetosphere readings ...

NASA has selected two science instruments designed for astronauts to deploy on the surface of the moon during the Artemis IV ...