Hate to be a Debbie Downer, but Proxima Centauri B is likely not habitable due to its star blowing away its atmosphere. https://phys.org/news/2018-04-proxima-c

Hate to be a Debbie Downer, but Proxima Centauri B is likely not habitable due to its star blowing away its atmosphere. https://phys.org/news/2018-04-proxima-centauri-flare-powerful-visible.html https://phys.org/news/2018-04-proxima-centauri-flare-powerfu...