sun
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Experts Struggle to Understand Mysterious Sunspots
Vivid images of a sunspot formation in action has revealed startling new clues that may help scientists understand how and why these unusual phenomena occur on the surface of the Sun.
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Old Drifting Spacecraft Faces a "Reboot"
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NASA Spots Solar Flare Dancing on Sun's Surface
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Newly Discovered 'Hypervelocity Star' May Unlock Secrets of the Galaxy
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Solar Cells Able to Generate High Efficiency Power
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Upside-Down Planet Shows Astronomers New Technique for Studying Binary Star Systems
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Sungrazer Comet ISON Captured by Hubble Telescope Photo as it Speeds Towards Earth
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Sun's Eruption Offers Insight to the Evolution of Stars
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Scientists Unravel Sun's Mysteries Using Comet Lovejoy's Tail 'Wiggles'
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NASA's Newest Satellite to Provide Most Detailed Look Yet at the Sun's Lower Atmosphere
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Want to Slow Down Skin Aging Process? Wear Sunscreen Year Round, Researchers Say
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