Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, ...

New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.

Jupiter’s icy moons may have been seeded with the chemical ingredients for life from the very beginning. An international ...

A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they formed ...

The planets around a nearby star seem to be in the wrong order, hinting that they formed through a different mechanism than ...

A new paper in Monthly Notices of the Royal Astronomical Society argues the simplest answer may work: contact binaries like Arrokoth can form directly during the gravitational collapse of a dense ...

We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting closer to their stars than Mercury, and rocky worlds much larger than Earth ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The three inner planets ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. LHS 1903 is a small red ...

Nasa’s Curiosity rover has been investigating the spider-web-like rock formations found on Mars – and found mysterious ...

Saturn’s largest moon, Titan, might have formed after a collision with a lost moon, according to new research.

Our familiar, archetypal solar system has warm, rocky worlds like Mercury and Earth orbiting close to their star and gas giants like Jupiter and Saturn sprawled out in more distant orbits. Researchers ...