New evidence suggests Saturn's rings are younger than the dinosaurs - and for most of the planet's history, the Saturn you picture may never have existed

The headline claim, in the form it usually arrives, is that Saturn’s rings are around 400 million years old. The actual finding, published by Sascha Kempf and colleagues in Science Advances in May 2023, is more careful than that. Using the last data from Cassini’s Cosmic Dust Analyzer, the team measured the rate at which […]