Tag: Saturn
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NASA’s Hubble Watches ‘Spoke Season’ on Saturn
This photo of Saturn was taken by NASA’s Hubble Space Telescope on October 22, 2023, when the ringed planet was approximately 850 million miles from Earth. Hubble’s ultra-sharp vision reveals a phenomenon called ring spokes. Saturn’s spokes are transient features…
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NASA’s Dragonfly to Proceed with Final Mission Design Work
NASA’s Dragonfly mission has been authorized to proceed with work on final mission design and fabrication – known as Phase C – during fiscal year (FY) 2024. The agency is postponing formal confirmation of the mission (including its total cost…
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Cassini Top 10 Images of 2012
As the Cassini spacecraft roams the Saturnian system, each year it opens new windows on an amazing corner of our solar system. Images of mighty Saturn, its majestic rings, and the dynamic moons continue to stun us, offering ever-changing vistas…
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Cassini Top 10 Images of 2013
We’ve shared 150 press images through 40 news releases and special features during 2013. As the Cassini science team members look forward to a great 2014 and beyond, here’s a look back at their top ten 10 images of the…
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Webb Maps Surprisingly Large Plume Jetting From Saturn’s Moon Enceladus
A water vapor plume from Saturn’s moon Enceladus spanning more than 6,000 miles – nearly the distance from Los Angeles, California to Buenos Aires, Argentina – has been detected by researchers using NASA’s James Webb Space Telescope. Not only is…
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Hubble Finds Saturn’s Rings Heating Its Atmosphere
The secret has been hiding in plain view for 40 years. But it took the insight of a veteran astronomer to pull it all together within a year, using observations of Saturn from NASA’s Hubble Space Telescope and retired Cassini…
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Hubble Captures the Start of a New Spoke Season at Saturn
New images of Saturn from NASA’s Hubble Space Telescope herald the start of the planet’s “spoke season” surrounding its equinox, when enigmatic features appear across its rings. The cause of the spokes, as well as their seasonal variability, has yet…
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10 Things: Why Cassini Mattered
The Cassini spacecraft has been gone for a year now, but the science continues. Here are 10 reasons why Cassini mattered…
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Hubble’s Grand Tour of the Outer Solar System
From its vantage point high above Earth’s atmosphere, NASA’s Hubble Space Telescope has completed this year’s grand tour of the outer solar system – returning crisp images that complement current and past observations from interplanetary spacecraft. This is the realm…
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40 Years On, Remembering Voyager’s Legacy at Saturn
Voyager 2 made its closest approach to Saturn on Aug. 25, 1981. The mission revealed a planet so phenomenal scientists had to go back.