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Exploring Io’s Volcanic Activity via Hubble and Webb Telescopes
The two most powerful space telescopes ever built, NASA’s James Webb Space Telescope (JWST) and Hubble Space Telescope, are about to gather data about the most volcanically body in the entire solar...
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A New Weather Feature was Hiding in JWST’s Picture of Jupiter
In July 2022, NASA’s James Webb Space Telescope (JWST) used its NIRCam (Near-Infrared Camera) to capture stunning infrared images of the largest planet in the solar system, Jupiter. Within these...
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JWST Takes a Detailed Look at Jupiter’s Moon Ganymede
Nature doesn’t conform to our ideas of neatly-contained categories. Many things in nature blur the lines we try to draw around them. That’s true of Jupiter’s moon Ganymede, the largest moon in the...
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Jupiter Looks Bizarre in Hubble's New Ultraviolet Image
Jupiter has gone pastel! Check out this ultra-cool image of Jupiter taken by the Hubble Space Telescope. This is a color composite picture of Jupiter seen in ultraviolet, which reveals different...
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Juno Spots Salts and Organic Molecules on Ganymede’s Surface
NASA’s Juno mission continues to orbit Jupiter, gathering data on its atmosphere, composition, gravitational field, magnetic field, and radiation environment. This data is helping scientists to learn...
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Juno Makes its Closest Flyby of Io
NASA’s Juno spacecraft has been getting closer and closer to Jupiter’s volcanic moon Io with each recent orbit. Juno is in its 57th orbit of Jupiter, and on December 30th, Juno came to within 1500 km...
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Astronomers Test an Exoplanet Instrument on Jupiter
The European Southern Observatory’s Very Large Telescope (VLT) has a high-resolution spectrograph called ESPRESSO, designed specifically to detecting and characterize exoplanets. Astronomers recently...
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NASA’s Juno Probe Makes Another Close Flyby of Io
The Juno spacecraft has revealed some fascinating things about Jupiter since it began exploring the system on July 4th, 2016. Not only is it the first robotic mission to study Jupiter up close while...
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It's Time for Jupiter's Annual Checkup by Hubble
Each year, the Hubble Space Telescope focuses on the giant planets in our Solar System when they’re near the closest point to Earth, which means they’ll be large and bright in the sky. Jupiter had its...
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Juno Reveals a Giant Lava Lake on Io
NASA’s Juno spacecraft came within 1,500 km (930 miles) of the surface of Jupiter’s moon Io in two recent flybys. That’s close enough to reveal new details on the surface of this moon, the most...
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