NASA and ESA observations reveal why Uranus and Neptune appear different colors despite their similar size and composition.

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.

NASA outlines a full 2026 astronomy calendar featuring eclipses, planetary alignments, meteor showers, supermoons, and seasonal milestones visible from different parts of Earth.

NASA’s Voyager 1 will soon reach one light-day from Earth, highlighting humanity’s most distant spacecraft and the vast scale ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Four of the planets, which are Mercury, Venus, Jupiter and Saturn, are bright enough to be spotted with the naked eye in ...

The aurora borealis will be visible January 16 and 17 over North America, and most prevalent for those states on the northern ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...