humanoidhistory: The moon Io sweeps across the face of Jupiter, observed by the Hubble Space Telesco
humanoidhistory: The moon Io sweeps across the face of Jupiter, observed by the Hubble Space Telescope, 1999.(HubbleSite) -- source link
humanoidhistory: The moon Io sweeps across the face of Jupiter, observed by the Hubble Space Telescope, 1999.(HubbleSite) -- source link