On Dec. 28, 2000, NASA’s Galileo spacecraft discovered auroras on Ganymede, Jupiter’s largest moon. Galileo launched in 1989 on a mission to study Jupiter and its moons. It also flew by Venus and ...
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Europe’s Ariane 6 rocket launches first pair of Galileo satellites in major space milestone
On December 17, 2025, Europe achieved another milestone in its space exploration ambitions with the successful launch of two Galileo navigation satellites aboard the Ariane 6 rocket. This launch marks ...
A new analysis of data from NASA’s Galileo spacecraft reveals a subsurface “ocean” of magma–either molten or partially molten–beneath the surface of Jupiter’s volcanic moon Io. The finding, from a ...
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