It was once thought that when an aging star engulfed a planet it would be a dramatic event. Now, the Webb telescope has ...

Astronomers using NASA’s James Webb Space Telescope just gave a cosmic mystery a serious plot twist. The event in question—a ...

From spellbinding images to groundbreaking scientific discoveries, we look back on some of Hubble's most exciting milestones.

A bizarre hailstorm of icy “mushballs” — slushy mixtures of ammonia and water — has been confirmed on Jupiter, where intense ...

This is part of the first 3D picture of the planet's atmosphere ... of mushballs On Jupiter, the majority of water rain and ammonia snow appears to cycle high up in the cold atmosphere and ...