Milky Way May Contain 17 Billion Earth-Size Planets
Using data from NASA's Kepler spacecraft, two independent teams of astronomers have estimated that the Milky Way galaxy contains some 17 billion planets that are similar in size to Earth. What do you think?
Rupert Avalon
Cool. We should set up some sort of well-funded federal space program to go explore some of them.
Quarry Supervisor