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The U.S. Naval Observatory is the preeminent authority in the areas of precise time and astronomy.
http://www.usno.navy.mil/
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astronomy
science
time
weather
reference
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government
observatory
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calendar
reference
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maps
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astronomie
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Offering original news and educational features about space, science, and space technology.
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space
science
astronomy
news
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nasa
physics
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tech
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Presents space news from around the Internet. ... universetoday.com. Submit search form. Email newsletter. Daily Edition. Weekly Edition ...
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science
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news
blog
universe
daily
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There's a problem with your browser or settings. ... Follow this link to skip to the main content. NASA - National Aeronautics and Space Administration ...
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space
nasa
science
astronomy
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government
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Righting wrong ideas. Addresses astronomical and scientific misconceptions spread by movies, TV, the news, and popular beliefs.
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astronomy
science
blog
space
physics
skeptic
blogs
humor
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skepticism
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A browser-based virtual planetarium of stars and planets customizable by location (latitude and longitude) and time of day.
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astronomy
science
space
planetarium
stars
constellations
flash
cool
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visualization
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The Size Of Our World. The source for this material is unknown ...
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science
planets
space
reference
cool
world
visualization
earth
interesting
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SkyandTelescope.com's Free E-newsletters. Weekly Bulletin ... Sky & Telescope, Night Sky, and SkyandTelescope.com are registered trademarks of New ...
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astronomy
science
space
magazine
telescope
news
sky
stars
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No information avaiable
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science
astronomy
space
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encyclopedia
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General facts and statistical information about planets, moons, constellations, stars, galaxies, and Messier objects.
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astronomy
science
reference
encyclopedia
space
research
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resource
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