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NASA researchers analyzed the light reflected by the planets and plotted the results on a
Astronomers hunting for Earth-like alien worlds could improve their odds by zeroing in on planets that look blue from...
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A hopping spacecraft powered by radioactivity could travel much farther (shown in green) than a typical Mars rover (range shown in red).
Hopping rockets powered by radioactive material could help robots leap across the surface of Mars, scientists now sug...
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Artist's conception of the view of a hypothetical planet around a distant red giant star.
It's only a matter of time before a dying sun may end life on earth.
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This artist's impression shows a red giant engulfing a Jupiter-like planet as it expands.
The first alien planet ever confirmed to come from another galaxy could help scientists better understand the fate of...
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This artist’s impression shows HIP 13044b, an exoplanet orbiting a star that entered the Milky Way from another galaxy.
The first alien planet from another galaxy has been detected, a new study suggests.
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This image is a close-up on the snake-like solar filament arcing up from the sun as seen by NASA's Solar Dynamics Observatory on Nov. 17, 2010.
A huge snake-like tendril of magnetic plasma has appeared on the sun, extending hundreds of thousands of miles across...
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