Aliens in our Solar System By Cammander1 Jun 1, 1950 Fermi Paradox Feb 1, 1985 Seti is Created Jan 9, 1992 Discovery of Exoplanets Jan 1, 1996 Europa Life Potential Jan 1, 2005 Titan Life Potential Jan 1, 2005 Enceladus Life Potential Oct 19, 2017 Oumuamua