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- Sat Apr 19, 2014 5:17 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Earth size Kepler 186f (2014 Apr 19)
- Replies: 67
- Views: 20486
Re: APOD: Earth size Kepler 186f (2014 Apr 19)
Is it really possible that an Earth-sized planet in the habitable zone could lack an atmosphere?