Put Saturn's 83 moons in perspective with this size comparison placing them on a London backdrop before zooming out to accommodate Titan.

This MetaBallStudios video compares the size of Jupiter's 80 moons including Ganymede, the largest moon in our Solar System.

Most of the moons are irregular and tiny, just a few miles across. By comparison, our moon has a diameter of 2,159 miles (3,475 kilometers).

Astronomers using the James Webb Space Telescope have found an unknown moon orbiting Uranus, bringing the planet’s total to ...

This MetaBallStudios video compares the size of Jupiter's 80 moons including Ganymede, the largest moon in our Solar System.