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Cassini: Return to Rhea

After a couple of years in high-inclination orbits that limited its ability to encounter Saturn's moons, NASA's Cassini spacecraft returned to Saturn's equatorial plane in March 2015.

dateMar 30, 2015 in Space Exploration
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A new spin on Saturn's peculiar rotation

Tracking the rotation speed of solid planets, like the Earth and Mars, is a relatively simple task: Just measure the time it takes for a surface feature to roll into view again. But giant gas planets Jupiter ...

dateMar 25, 2015 in Space Exploration
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A new way to view Titan: 'Despeckle' it

During 10 years of discovery, NASA's Cassini spacecraft has pulled back the smoggy veil that obscures the surface of Titan, Saturn's largest moon. Cassini's radar instrument has mapped almost half of the ...

dateFeb 14, 2015 in Space Exploration
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Dawn captures sharper images of Ceres

Craters and mysterious bright spots are beginning to pop out in the latest images of Ceres from NASA's Dawn spacecraft. These images, taken Feb. 12 at a distance of 52,000 miles (83,000 kilometers) from the ...

dateFeb 17, 2015 in Space Exploration
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'Bright spot' on Ceres has dimmer companion

Dwarf planet Ceres continues to puzzle scientists as NASA's Dawn spacecraft gets closer to being captured into orbit around the object. The latest images from Dawn, taken nearly 29,000 miles (46,000 kilometers) ...

dateFeb 26, 2015 in Space Exploration
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