On Sept. 12, Juno sent back a scene from a close orbit of 8,000 kilometers. Data processed into a color image shows Jupiter’s moon Io casting a shadow over the planet.
While eclipses are commons for Jupiter, which has at least 67 known moons, the image stunningly showcases’s the planet’s massive scale. Io, roughly the same size at Earth’s moon, blocks out only a minor portion of Jupiter’s full surface area.
Compare that to a previous solar eclipse over Earth observed from space: