The Huygens’ probe landed on Titan, Saturn’s largest Moon, about twenty years ago, but a picture captured by it 2 decades back still puzzles scientists even today. When the Huygens probe pierced Titan ...

How far it is from the sun: 886 million miles (1.4 billion kilometers), on average How big it is: 72,400 miles (116,500 km) across, or almost 10 times the size of Earth. How many moons it has: At ...