(CBS News) The question "Is anybody out there?" grows more tantalizing with the discovery of each new far-off planet. Barry Petersen has been talking to scientists searching for clues...
Starry nights inspire wonder, and wondering: Is there life out there?
So how fitting that, in March 2009, NASA launched the planet-hunting telescope Kepler into the night sky.
Look up tonight at the constellation Cygnus -- also known as the Northern Cross -- and up in that one slice of sky is where Kepler has been scanning 150,000 stars every 30 minutes for the last four years.
Natalie … Read more