Millions of people, from students to rocket scientists, are poised to contribute to a massive scientific effort to study the total solar eclipse that will sweep across the United States August 21.
Space Exploration
Jul 21, 2017
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It was midafternoon, but it was dark in an area in Boulder, Colorado on Aug. 3, 1998. A thick cloud appeared overhead and dimmed the land below for more than 30 minutes. Well-calibrated radiometers showed that there were ...
Space Exploration
Jul 20, 2017
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This month, movements of the planets will put Mars almost directly behind the sun, from Earth's perspective, causing curtailed communications between Earth and Mars.
Space Exploration
Jul 15, 2017
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For the first time in almost a century the United States is preparing for a coast-to-coast solar eclipse, a rare celestial event millions of Americans, with caution, will be able to observe.
Space Exploration
Jun 22, 2017
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On May 25, 2017, NASA's Solar Dynamics Observatory, or SDO, saw a partial solar eclipse in space when it caught the moon passing in front of the sun. The lunar transit lasted almost an hour, between 2:24 and 3:17 p.m. EDT, ...
Space Exploration
May 26, 2017
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Stargazers applauded as they were plunged into darkness Sunday when the moon passed in front of the sun in a spectacular "ring of fire" eclipse.
Space Exploration
Feb 26, 2017
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A spectacular "ring of fire" solar eclipse Sunday will regale skygazers in South America and southern Africa, with seafarers in the nearby Atlantic getting a front-row view too, astronomers say.
Space Exploration
Feb 24, 2017
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On Monday, Aug. 21, 2017, millions in the U.S. will have their eyes to the sky as they witness a total solar eclipse. The moon's shadow will race across the United States, from Oregon to South Carolina. The path of this shadow, ...
Space Exploration
Jan 5, 2017
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Early in the morning of Sept. 1, 2016, NASA's Solar Dynamics Observatory, or SDO, caught both Earth and the moon crossing in front of the sun. SDO keeps a constant eye on the sun, but during SDO's semiannual eclipse seasons, ...
Space Exploration
Sep 2, 2016
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Edmund Halley – of Halley's Comet fame – noted the 'Chill and Damp which attended the Darkness' of an eclipse in 1715, causing 'some sense of Horror' among the spectators.
Space Exploration
Aug 23, 2016
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