Who Built This Mystery Circle On Mars? It looks like a circle, it’s most likely natural but it’s nice to dream. Facebook Prev Article Next Article Space Checkout these cool gadgets... Related Posts The X3 Ion Thruster Is Here, This Is How It’ll Get Us to Mars How the Space Station avoids junk in space How do we study the stars? Falcon landing with sonic boom Earth’s Selfie Satellite Gravitational waves just helped scientists fill in a gap in the periodic table
