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 Challenges of Getting to Mars NASA challenges public for ideas to make a Mars colony more sustainable ESA’s Mission to De-Clutter Low-Earth Orbit Takes a Step Forward First Ever Confirmed Planet That Has No Sun to Orbit Extremely Large Telescopes Will Add More Firepower To Search The Cosmos A mind blowing perspective on how large Andromeda is…