News Main Animals Archaeology Dinosaurs Earth History Human Animal Space Tech   NASA |   Europa This photo shows Jupiter's moon Europa, which is believed to have liquid oceans beneath its frozen crust. NASA is considering a mission to the watery moon that could launch as soon as 2020. | Discovery News Video   « back to article

advertisement Get the Wide Angle on Europa Slide Show: Moons of Jupiter HowStuffWorks.com takes you on a journey through the moon-filled backyard of the solar system's biggest, baddest planet. Video: Top 5 Reasons Europa Rocks Mysteries abound on a bizarre moon orbiting Jupiter. James Williams counts down 5 reasons we're big fans of icy Europa. Blog: Europa or Bust 'Cosmic' Ray Villard wonders: What will the first mission to Europa do? IM Interview: Europa & Enceladus Might Harbor Oceans How thin is Europa's icy crust, and does its subsurface ocean have tides? We chat with Galileo spacecraft scientist Richard Greenberg.

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