Explore the Solar System in this video, which demonstrates the relative sizes of the planets and their distances from the Sun ...

Astronomers are rethinking the solar system’s formation, with new research indicating Jupiter and Saturn formed millions of years before the inner planets. This sequence, shaped by the ice line and ...

Astronomers discover that the rotation speeds of distant planets reveal how they form and evolve in the universe ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

A distant Jupiter-like planet has revealed an unexpected secret: water-ice clouds hiding in its atmosphere. The discovery, made with JWST, shows these alien worlds are more complex than scientists ...

The cold, icy world of Uranus is framed by a pair of rings that orbit the planet at twice the distance of its main ring ...

Rings were first discovered in 1977 around Uranus, when astronomers observed a star dim multiple times as the planet passed ...

A new study suggests that the comet that rambled past us from another star last year likely originated in a cold, isolated ...

A giant planet circling a nearby star has given astronomers a rare look at what a colder, more Jupiter-like world can be like ...

Rings were first discovered in 1977 around Uranus, when astronomers observed a star dim multiple times as the planet passed ...

Incredibly, scientists and mathematicians in ancient Greece made some of the most significant astronomical discoveries ...