In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
No comments yet!
Community stats
3
Monthly active users
187
Posts
171
Comments
In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
3
Monthly active users
187
Posts
171
Comments