Jupiter will reach its highest point in the sky around dawn, when, from mid-northern latitudes, it will appear about 20 ...

Our galaxy's most abundant type of planet could be rich in liquid water due to formative interactions between magma oceans ...

In the early chaos of planetary formation, before crusts cooled or atmospheres settled, water might already have been ...

Tests on olivine hint that water-rich exoplanets could generate H2O internally, possibly explaining ocean worlds and even some of Earth’s early water.

JWST found a carbon-atmosphere planet orbiting a pulsar, challenging current models of how planets form. Scientific progress ...

As best the origins of Earth are understood, we're all just a bunch of stardust, and new observations from the JWST lend credence to that theory.

A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

Jupiter is the fastest spinning planet in our Solar System, completing a rotation in less than 10 hours. This rapid spin ...