New Planet Kepler-21b Confirmed From Both Space And Ground By Tammy Plotner December 1, 2011 Tammy Plotner Previous Article ← NASA Planetary Science Trio Honored as 'Best of What's New' in 2011- Curiosity/Dawn/MESSENGER Next Article Why Silicon-based Aliens Would Rather Eat our Cities than Us: Thoughts on Non-carbon Astrobiology →
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