Cool Stars Have Different Mix of Life-Forming Chemicals
Tuesday, April 7, 2009 - 15:49
in Astronomy & Space
(PhysOrg.com) -- Life on Earth is thought to have arisen from a hot soup of chemicals. Does this same soup exist on planets around other stars? A new study from NASA's Spitzer Space Telescope hints that planets around stars cooler than our sun might possess a different mix of potentially life-forming, or "prebiotic," chemicals.