Illustration of the Jovian moon Io, seen against the backdrop of Jupiter's Great Red Spot ... Wishing you clear skies and wide eyes.
Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be observed. Credit: NASA, ESA, STScI, A. Simon (NASA-GSFC), M. H. Wong (UC ...