 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
This infrared photo provided by NASA and taken by the Spitzer Space Telescope, shows a region of space called W5 where astronomers are looking at planet formation. A top NASA official and other leading scientists say that within four or five years they should discover the first Earth-like planet located in a spot outside our solar system where life could develop, or may have already. (AP) |
