Astrobiology Science News 21 February 2011
- The Steppenwolf: A proposal for a habitable planet in interstellar space, astro-ph
- Direct Imaging Constraints on the Putative Exoplanet 14 Her c, astro-ph
- Starless planets may be habitable after all, New Scientist
- Scientists pleasantly surprised by number of Earth-size, distant planets, CNN
- Musical Chairs around the Periodic Table, NAI