ganymede
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Webb Telescope Reveals a High-Speed Jet on Jupiter
In July 2022, the Webb Space Telescope detected an intense jet shooting across the equator of Jupiter, the largest planet in our solar system. The jet is travelling at about 320 miles per hour (515 kilometres per hour) and is about 25 miles (40 km) in altitude, corresponding to Jupiter’s lower stratosphere. Astronomers knew east-west…
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Jupiter’s Volcanic Moon Io Looks Ominous in New Juno Image
NASA’s Juno spacecraft has been orbiting Jupiter for more than seven years, capturing some of the most iconic images of the planet’s swirling winds and tumultuous storms. In the most recent image from the mission, however, the gas giant poses alongside another familiar object that’s also got a lot going on. During its 53rd close…
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Starry Swoosh From Jupiter Probe Is an Encouraging Sign
The JUICE spacecraft captured its first ultraviolet views of the cosmos, revealing a beautiful streak of the Milky Way littered with shining stars from the southern sky. It’s not the most spectacular image, but it signals operational progress. JUICE’s Ultraviolet Spectrograph (UVS) instrument recently sprung into action, collecting its first set of data that was…
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Here’s What NASA’s Probe Saw When It Flew Past Jupiter’s Moon Ganymede
NASA’s Jupiter-orbiting Juno spacecraft was able to capture new images of the moon Ganymede during a close flyby on Monday. The natural satellite, the biggest moon in the solar system, has an icy surface that covers an interior of rock and iron.