A slight wobble in starlight provides evidence of a planet orbiting a distant star, and what next? The question of whether there is other life in the galaxy is revived.
But why has it taken so long for astronomers to verify the existance of other worlds, suspected since long before recorded time? And what is the next step in determining whether there is life on another planet?
The discovery of several new planets beyond our solar system during the last two years will be the topic of a new star show at Fiske Planetarium at the University of Colorado at Boulder.