Jupiter's outermost known moon hasn't been spotted since its discovery in 2003, and is currently considered "lost".
Jupiter protects the Earth by "eating up" any asteroid or comet that ventures near thanks to its gravitational pull, earning the nickname “vacuum cleaner of the solar system".
The Planets "My Very Educated Mother Just Served Us Noodles"Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
Jupiter has 79 moons (that we’ve identified so far)
If Earth were a cherry tomato, Jupiter would be the size of a watermelon
All Jupiter's moons are named after the god's many mistresses, but Juno, the space probe sent to orbit and monitor Jupiter, is named after his wife
Jupiter is spinning so fast that there is a new sunrise nearly every 10 hours
On Jupiter and Saturn, it rains diamonds.
Jupiter is so large that all the planets in our solar system could fit inside it
Jupiter's gravity keeps most asteroids and space rocks away from Earth, making Earth inhabitable
Jupiter's Diameter is 152,800km (88 700 miles)
Jupiter is bigger than all the other planets in our solar system combined.
Jupiter's largest moon, Ganymede, has a saltwater ocean buried under 95 miles (152 km) of ice which is 10 times deeper than our oceans (around 60 miles deep)