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Scorpius Constellation: Facts About the Scorpion
May 16, 2017 | ReferenceThe Scorpius constellation comprises some of the brightest stars in the sky.
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The North Star: Polaris
May 15, 2017 | ReferenceWhat is the North Star? And how do I find it?
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Planet Neptune: Facts About Its Orbit, Moons & Rings
May 12, 2017 | ReferenceNeptune is the farthest planet from the sun and was the first to be predicted before it was discovered.
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The Big Dipper: A Useful Pointer in the Sky
May 12, 2017 | ReferenceThe Big Dipper is an asterism in the constellation Ursa Major. The familiar group of stars serves as a pointer to other locations in the sky.
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Asteroid Belt: Facts & Formation
May 04, 2017 | ReferenceMost asteroids orbit between Mars and Jupiter in the Main Asteriod Belt. But some space rocks stray out of the main belt and threaten Earth.
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Eta Aquarids: Meteor Shower From Halley's Comet
May 03, 2017 | ReferenceThe Eta Aquarids are a meteor shower best visible from the Southern Hemisphere.
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The Late Heavy Bombardment: A Violent Assault on Young Earth
April 29, 2017 | ReferenceDebris from space bombarded Earth billions of years ago and may have delivered water to the hot, young planet.
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Lyrids: Leftovers of Comet Thatcher
April 20, 2017 | ReferenceThe Lyrid meteor shower has been observed for more than 2,700 years.
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Solar Eclipses: When Is the Next One?
April 12, 2017 | ReferenceSolar eclipses are one of nature’s grandest events. What is a solar eclipse? Why are there different kinds of solar eclipses? How do they work? And when is the next one? We explain.
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Arianespace: Satellite Launch Company
April 11, 2017 | ReferenceArianespace is a multinational company that provides satellite launch services.
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