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Lagrange Points: Parking Places in Space
August 21, 2017 | ReferenceA Lagrange point is a location in space where the interaction between gravitational and orbital forces creates a region of equilibrium where spacecraft can maintain constant orbits.
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Cassini-Huygens: Exploring Saturn's System
August 18, 2017 | ReferenceThe mission is still sending back data and fueling new discoveries — for a few more months, until it plunges into the ringed planet.
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Antares: Red Star at the End of Its Life
August 17, 2017 | ReferenceAntares is a red supergiant that one day will explode into a supernova.
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Opportunity: Longest-Running Mars Rover
August 15, 2017 | ReferenceThe Opportunity rover is NASA's longest rover mission.
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Summer Triangle: Asterism of 3 Stars From 3 Constellations
August 14, 2017 | ReferenceThe Summer Triangle is a Northern Hemisphere asterism (star pattern) that is actually an amalgamation of stars from three separate constellations.
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Mars Curiosity: Facts and Information
August 13, 2017 | ReferenceThe mission of the one-ton rover is to find out if Mars is, or was, capable of supporting life.
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Libra Constellation: Facts About the Scales
August 11, 2017 | ReferenceThis faint constellation is the only one named for an inanimate object.
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Ophiuchus: Facts about the Snake Bearer
August 10, 2017 | ReferenceOphiuchus is a fairly large and rambling constellation, but it is one of the least well-known.
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Explorer 1: The First U.S. Satellite
August 10, 2017 | ReferenceExplorer 1 launched the United States into the Space Race.
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Eclipse Phenomena: What to Watch For
August 08, 2017 | ReferenceA solar eclipse is quite a show. As the moon crosses in front of the sun, various phenomena occur. Here’s what to look for.
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