An astronomer: Life ‘might be more common’ than we thought Galaxy GN -z11 is currently the oldest and most distant known galaxy in the observable universe. By NASA , ESA , P. Oesch (Yale University), G. Brammer ( STS cI), P. van Dokkum (Yale University), and G. Illingworth (University of California, Santa Cruz) - http://hubblesite.org/newscenter/archive/releases/2016/07/image/a/ ; see also https://www.nasa.gov/feature/goddard/2016/hubble-team-breaks-cosmic-distance-record/ and http://www.spacetelescope.org/images/heic1604a/ , Public Domain, Link Saturn’s moon Enceladus was found to have ocean world By National Aeronautics and Space Administration (NASA) / Jet Propulsion Laboratory (JPL) - PIA 17202 from the NASA/JPL Photojournal , Public Domain, Link