🌌 Mimas — the tiny Saturn moon with a big secret This is Mimas, a small, cratered moon that looks like a frozen rock. In 2024, a team re-analyzed Cassini tracking data and found strong evidence that Mimas hides a global ocean beneath its icy shell — about 20–30 kilometers under the surface — and that the ocean is young, likely less than 25 million years old. 🧪 How did they figure this out? Instead of looking for geysers or fractures, researchers modeled subtle changes in Mimas’s orbit and rota

Mimas, Saturn's moon, has surprised scientists with the discovery of a global ocean beneath its surface, estimated to be only 5 to 15 million years old. | The Weather Channel | Facebook

On Sept. 17, 1789, the British astronomer William Herschel discovered Saturn's "Death Star" moon, Mimas. Space History Archives👉 https://space-com.visitlink.me/LEtBsJ Of course, "Star Wars" wasn't a thing at the time, and no one had ever heard of something called a "Death Star." But there's no denying that this moon looks just like it. Anyway, Herschel was a guy who liked to build telescopes and discover things, like the planet Uranus, tiny moons around Jupiter and Saturn, and other stuff out t