Four Monumental Discoveries That Suggest There Might Be Life In Space

After the discovery of liquid water on the surface of Mars, speculation has emerged about life on other planets. With liquid water essential for supporting life, here are four other planet and moons that could prove interesting in the future:

SEE ALSO:

• Curiosity Proves That Water Can Exist On Mars
• Mars Curiosity Rover: Scientists Discover New Outer Crust Similar To That Of Earth
• Mars Rover Curiosity Finds Strongest Evidence Yet For Life On Mars
• NASA Mars Orbiter Takes Amazing Picture Of Curiosity Rover