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Our World: Pluto – Our First Dwarf Planet
1 min read

With more powerful telescopes, scientists are discovering smaller objects in our solar system. Find out how scientists now classify planets.…

Apr 9, 2013
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Launchpad: New Horizons Covers the Distance
1 min read

Learn how scientists use astronomical units, or Aus, to measure large distances in space. Find out what scientists learned about…

Dec 6, 2010
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Launchpad: New Horizons Heads Towards Pluto
1 min read

Find out about the fastest spacecraft to ever leave Earth’s orbit. See what information scientists hope to gain from NASA’s…

Nov 9, 2010
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