The Latest Breaking News from Solar System

NASA's Juno spacecraft will come closer to Jupiter's moon Io on Dec. 30 than any spacecraft has in 20 years, getting a good look at the solar system's most volcanic body.

The subsurface oceans of the icy moons of Saturn and Jupiter remain our best bet for finding life elsewhere in the solar system. NASA is developing a roadmap for cryobots that could investigate these ocean worlds.

From scorching hot Jupiters to worlds that seem to be a little like Earth, here are 2023's most exciting exoplanet finds.

The origin of two of Mars' smallest moons is a matter of much debate. But this new mission might finally resolve it.

These are the James Webb Space Telescope's most notable discoveries in 2023.

Locals watched in awe as a fireball exploded and hundreds of meteorite fragments rained down on the city of Tatahouine, Tunisia, on June 27, 1931. Fittingly, the city later became a major filming location of the Star Wars movie series. The desert climate and traditional villages became a huge inspiration…

The oldest ever black holes, a preview of our solar system's gory demise, and a measurement of distant starlight that threatens to bring the standard of cosmology crashing down — here are the JWST's wildest discoveries of 2023.

The moon and Jupiter will meet-up with Jupiter for one last time in 2023 on Friday (Dec. 22), with the two bodies making a close approach to each other in the sky as they reach conjunction.

The James Webb Space Telescope confirmed its first exoplanet sighting and much more

From Mercury to Pluto (and maybe even Planet Nine), here are some of 2023's most intriguing discoveries about the planets, moons and other bodies in our solar system.

Jupiter played a key role in life developing on Earth, so to boost the search for life outside the solar system, scientists have built a catalog of small, Earth-like planets with Jupiter-like siblings.