A strange “forbidden” planet spotted by the James Webb Space Telescope is turning planetary science on its head. TOI-5205 b, a Jupiter-sized world orbiting a small, cool star, has an atmosphere ...

Scientists believe they found fresh proof of an ancient ocean on Mars in the form of a “bathtub ring” it left after it dried ...

Astronomy enthusiasts can anticipate a spectacular planetary alignment featuring Mercury, Mars, Saturn and Neptune from April ...

An exoplanet, TOI-5205 b, which is almost as large as Jupiter, orbits a small red star. By many estimates, this red star ...

Astronomers at The University of New Mexico have published new research confirming three bodies orbiting the dynamic ...

The lithosphere — the outermost layer of the Earth — has long been assumed to be composed largely of solid rock. But a recent ...

NASA's Artemis Two crew returned to Earth after a historic journey around the moon, with the capsule splashing down off the ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

Astronomers have long been puzzled by a cosmic mystery: planets orbiting two stars—like Star Wars’ Tatooine—are surprisingly rare, even though they should be common. New research suggests the culprit ...

Titan is the largest of Saturn’s 292 known moons, by far. It’s also the only other cosmic body apart from Earth confirmed to ...

The deep interiors of ice giants such as Uranus and Neptune may contain a previously unknown form of matter, based on new computational research by Carnegie scientists Cong Liu and Ronald Cohen.