by Odd Man Out
Another blow to believers in Earthling exceptionalism:
A study published this week suggests that there may be “tens of billions” of planets in the Milky Way galaxy that fall within what scientists call “the Goldilocks zone,” where the conditions for spawning life are thought to exist.
Working with a relatively new technology called the HARPS spectrograph, located at the La Silla Observatory in Chile, scientists said that a survey of red dwarf stars in the Milky Way found that approximately 40 percent had planets orbiting within the Goldilocks zone. They also estimate there are about 160 billion red dwarf stars in our galaxy…