NASA has found a planetary system with 7 Earth sized planets NASA has found a planetary system with 7 Earth sized planets, all of which could have liquid water. Facebook Prev Article Next Article Space Checkout these cool gadgets... Related Posts The 5 biggest discoveries from NASA’s Cassini spacecraft Space Solar Power Systems (SSPS) Super-Earths: New Planets Found! Engineers Get Inspired by Origamis for Solar Array Deployment Earth-Sized Rocky Planet Discovered Orbiting a Nearby Star 39 Light Years Away 24 Fascinating Thoughts About the Universe