Saturn has 83 known moons, the most of any planet in our Solar System. This size comparison video from MetaBallStudios lines them all up, with London as the background. The same YouTuber recently ...

Jupiter has 80 known moons, with more still being discovered by astronomers and amateur sky-watchers alike. That’s second only to Saturn’s 83 moons in our Solar System. The below video does a cool ...

The last full moon of 2012 will rise into the night sky this week in a year-ending lunar treat. The full moon is actually an instantaneous event when the moon is exactly opposite the sun in the ...

For millennia, a perplexing sight has materialized in the evening sky: Sometimes, a gigantic moon appears to hover near the horizon, but as that overgrown orb climbs overhead, it shrinks to a fraction ...