Jupiter: The King of Planets

  1. Jupiter is the largest planet in our solar system, more than 1,300 Earths could fit inside.
  2. Its Great Red Spot is a colossal storm that has raged for centuries.
  3. Jupiter is mostly hydrogen and helium, with no solid surface beneath its thick atmosphere.
  4. The planet’s magnetic field is the strongest of all planets, millions of times stronger than Earth’s.
  5. Jupiter has at least 95 moons, including the four large Galilean moons discovered by Galileo in 1610.
  6. Ganymede, one of Jupiter’s moons, is the largest moon in the solar system—bigger than Mercury.
  7. Jupiter’s rapid rotation gives it a day just under 10 hours long.
  8. Its faint ring system is made of dust, discovered by Voyager 1 in 1979.
  9. Jupiter’s immense gravity helps shield Earth by deflecting comets and asteroids.
  10. NASA’s Juno spacecraft has revealed stunning details about Jupiter’s atmosphere and deep interior.