Found: An Earth-sized planet 4.2 light years away that could have conditions for life
Pale blue dot, meet pale red dot. Astronomers have spent decades scouring the skies looking for Earth-sized planets around distant stars. And now they’ve found one, sitting smack in the habitable zone of our nearest stellar neighbor. Proxima b, described Wednesday in the journal Nature, could be one …
Laura Post flipped this story into Science•2772d