The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

A new planet has been spotted forming around a distant star, carving gaps and spiral arms in its disk, offering astronomers a ...

Planetary boundaries outline how far past pre-industrial conditions Earth can get before anthropogenic activity has ...

Uranus’ moons are darker on their leading sides due to space dust, not radiation damage. Titania and Oberon show cosmic “bug splatter,” changing how we understand this tilted world’s mysterious ...

With 10 times the mass of our planet, and spending only part of its orbit in the habitable zone, Kepler-725c is very ...