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News and Events Features

Sensors Advance Lunar Landing Project

Lidar lenses seen in ALHAT ball-shaped housing

NASA is developing technologies that will allow lunar landers to automatically identify and navigate to the location of a safe landing site while detecting landing hazards during the final descent to ...

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NASA Spacecraft Finds the Sun is Not a Perfect Sphere

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Scientists using NASA’s RHESSI spacecraft have measured the roundness of the sun with unprecedented precision and found that it is not a perfect sphere.

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Infrared Echoes Give Spitzer a Supernova Flashback

Cassiopeia A

Hot spots near the shattered remains of an exploded star are echoing the blast's first moments, say scientists using data from NASA's Spitzer Space Telescope.

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