Wikipedia picture of the day on July 15, 2019: NASA’s...

Wikipedia picture of the day on July 15, 2019: NASA’s Galileo spacecraft acquired its highest resolution images of Jupiter’s moon Io on 3 July 1999 during its closest pass to Io since orbit insertion in late 1995.

from Tumblr https://ift.tt/2lnlw6h
via Tumblr