Most liveable alien worlds ranked

Earth Similarity Index

  • Earth - 1.00
  • Gliese 581g - 0.89
  • Gliese 581d - 0.74
  • Gliese 581c - 0.70
  • Mars - 0.70
  • Mercury - 0.60
  • HD 69830 d - 0.60
  • 55 Cnc c - 0.56
  • Moon - 0.56
  • Gliese 581e - 0.53

Planet Habitability Index

  • Titan - 0.64
  • Mars - 0.59
  • Europa - 0.49
  • Gliese 581g - 0.45
  • Gliese 581d - 0.43
  • Gliese 581c - 0.41
  • Jupiter - 0.37
  • Saturn - 0.37
  • Venus - 0.37
  • Enceladus - 0.35

Lets all move to Titan!

Listen

http://www.robertfranke.com/science-podcast-exoplanet-habitability-weird-planets-mantle-geochemistry-and-more-3-may-2013/

Science Podcast - Exoplanet habitability, weird planets, mantle geochemistry, and more (3 May 2013)

Sara Seager discusses the habitability of distant planets; Lizzie Wade takes us on a tour of weird and wacky exoplanets; Elizabeth Cottrell connects the mantle to the carbon cycle; and more.
Science Magazine Podcast

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