Observations With all the Hubble Area Telescope also point out Europa provides a tenuous atmosphere of oxygen. The mix of drinking water, a warmth source, and an environment raises the likelihood that Europa harbors lifestyle. Kerberos was found in 2011, and Styx was located in 2012, each by Hubble House https://griffinquuvt.howeweb.com/35398637/new-step-by-step-map-for-moons