To Galileo, the moons proved that not everything in space circled the Earth, and therefore our planet was not the absolute center of the universe, as the Church maintained the Bible had it.

Once its rings vanish from sight in March 2025, Saturn will look like a pale yellow sphere through most telescopes.

But it was not always so. Until the likes of Copernicus, Kepler and Galileo came along, everyone thought the planets (that they knew about) revolved around Earth, and before even that, no one was ...

Weather permitting, the gas giant will not only be brighter than most other stars and planets in the evening ... were named after Italian astronomer Galileo Galilei, who is thought to have ...

As Galileo watched them night after night he was able to discern their separate orbits around the planet. The exhibition includes pages from Galileo’s log book where he records the moons ...