Space & PhysicsSeptember 1, 2003
The Hidden Ocean of Europa
Doodles and freckles, creamy plains and crypto-icebergs--the amazing surface of Jupiter's brightest icy moon hints at a global sea underneath
Stories by Ronald Greeley
Space & PhysicsOctober 1, 1999
The Hidden Ocean of Europa
Doodles and freckles, creamy plains and crypto-icebergs--the amazing surface of Jupiter's brightest icy moon hints at a global sea underneath