Behind the serene, glowing beauty of Saturn’s rings lies a story of cosmic chaos. Once thought to be as old as the planets ...

Recent research suggests that Saturn's bright rings and its largest moon, Titan, may have both originated in collisions among its moons. While Cassini's 13-year mission expanded our understanding of ...

Now researchers think they've solved the mystery of one of the longest star-dimming events ever recorded. The star, called ...

One of the longest stellar dimming events ever observed was likely caused by the gigantic saucer-like rings of either an unseen brown dwarf or "super-Jupiter" blocking its host star's light, ...

While sharks may have emerged before trees, it’s the latter that holds the title of the longest-living organisms. The oldest-known, still-living, individual tree is a 4,857-year-old Californian ...

“Enceladus, Saturn’s small icy moon, is famous for its water geysers, but its actual impact and interaction with the giant planet has remained partly unknown. This result from Cassini transforms our ...

In A Nutshell A star 3,260 light-years away dimmed by over 95% for six months, one of the longest stellar blackouts ever ...

When a cell divides, it performs a feat of microscopic choreography—duplicating its DNA and depositing it into two new cells.

We know the main reason that the age of the dinosaurs came to an end: an asteroid impact on the Yucatán Peninsula some 66 million years ago. But how the dinosaurs’ reign began is far less clear—and ...

Sagittarius A* may be a dense dark matter core instead of a black hole, offering a new explanation for the Milky Way’s central gravity.