On July 30, 1610, the famous astronomer Galileo Galilei became the first to observe rings around the planet Saturn. Shortly after the telescope was invented in 1608, Galileo peered out into the solar ...

Galileo Galilei's 1610 telescopic observations of Saturn initially revealed features interpreted as two appended moons or lobes. Subsequent observations in 1612 showed the disappearance of these ...

Saturn’s beautiful rings form a striking feature, cutting across this image of two of the planet’s most intriguing moons. The rings have been a source of mystery since their discovery in 1610 by ...

If he had sat in mission control alongside the scientists in charge of the Cassini spacecraft when it made its climactic entry into Saturn's orbit, Galileo Galilei would have been astonished. When he ...

Along with countering the geocentric system, Galileo demonstrated that our Moon was not a perfect sphere, as this had also been a long-standing belief. He was the first to deduce the Moon had craters, ...