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Hubble’s Planetary Portrait Captures New Changes in Jupiter’s Great Red Spot Scientists using NASA’s Hubble Space Telescope have produced new maps of Jupiter the first in a series of annual portraits ...

The first global map of the largest moon in the solar system — Ganymede, one of Jupiter’s moons — shows a sharp contrast between older cratered areas and newer, lighter terrain. The map was published ...

Using cameras designed for navigation, scientists count ‘fireflies’ to determine the amount of radiation the spacecraft receives during each orbit of Jupiter. Scientists with NASA’s Juno mission have ...

New spacecraft data from Pioneer, Voyager and Juno show that Jupiter is slightly smaller and more flattened than earlier estimates, refining the planet’s measured size and shape.