Recent observations of Europa by the NASA/ESA Hubble Space Telescope have uncovered a plume of material erupting from the moon’s surface at precisely the same location as a similar apparent plume seen in 2014. The Hubble images bolster evidence that the plumes are a real phenomenon, flaring up intermittently in the same region on the icy moon. Hubble captured additional evidence of water vapor plumes on Jupiter’s icy moon Europa; the probable...
