After Hours

Images: NASA hunts for a new Earth

TV can have a sweeps period so why can't the Hubble Space Telescope? In this SWEEPS survey, the Hubble studied 180,000 stars in the crowded central bulge of the Milky Way galaxy 26,000 light-years away from Earth.

By Bill Detwiler

Bill Detwiler is Editor in Chief of TechRepublic and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop support specialist in the ...