Trillions of Earths could be orbiting 300 Sextillion stars

[Sosa]

"There are possibly trillions of Earths orbiting these stars," van Dokkum said. He added that the red dwarfs they discovered, which are typically more than 10 billion years old, have been around long enough for complex life to evolve. "It's one reason why people are interested in this type of star."

http://www.npr.org/blogs/thetwo-way/2010/12/01/131730552/-trillions-of-earths-could-be-orbiting-300-sextillion-stars?sc=fb&cc=fp