Galaxy Has 100 Billion Planets, Including 'Star Wars' Lookalike

Planets orbiting other stars may be a dime a dozen in the Milky Way, but cheap hardly means boring. From a new pair of planets like Tatooine of "Star Wars" fame, each with its own pair of suns, to a trio of small rocky planets zipping around a red-dwarf star, the cosmos presents a breathtaking plethora of planetary systems. A new estimate suggests that the Milky Way's population of planets exceeds 100 billion. These are among the planet-hunting highlights from this week's winter meeting of the...Full Story
Commenting on this article is closed.