Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles ...

NASA’s James Webb Space Telescope has detected the best evidence ever recorded for an atmosphere on a rocky exoplanet.

Fresh simulations show there is a chance Uranus and Neptune might actually be rock-rich worlds wrapped in thinner icy layers.

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

Researchers using NASA’s James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

A team of researchers is challenging our understanding of the Solar System planets interior. The composition of Uranus and ...

Astronomers detect strong evidence of an atmosphere on ultra-hot TOI-561 b, a low-density rocky planet circling a star older ...

Data from the James Webb Space Telescope suggests that exoplanet TOI-561 b is surrounded by a thick atmosphere above a global magma ocean.

What can a rocky molten exoplanet with an atmosphere teach astronomers about planetary formation and evolution? This is what ...

Researchers using NASA’s James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

Our solar system didn't form by accident. This video explains the blueprint that created rocky worlds like Earth and Mars ...