TOP TheSkyGuy's Videos 7 videos
3:12
The Hubble is off line! Oh no! SkyGuy tells you what went wrong, and what's next.
  • 3 Oct 2008
  • 104
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3:07
Spiral galaxies are beautiful. But why are they shaped like that? The answer will surprise you. Plus, SkyGuy introduces the other kinds of galaxies out there.
  • 29 Dec 2008
  • 519
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1:56
June 20th was the summer solstice for people in the northern hemisphere. But what, exactly, is a solstice?
  • 27 Aug 2008
  • 744
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2:50
August 11th and 12th mark the peak of the Perseid meteor shower. But what is a meteor shower and what causes it? SkyGuy explains…
  • 27 Aug 2008
  • 696
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1:58
It sure seems like the sun goes around the earth. In fact, for thousands and thousands of years, that is exactly what people thought. SkyGuy answers this question from Mina, who is five years old.
  • 27 Aug 2008
  • 283
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3:05
Comets and shooting stars are very different beasts. But what exactly are they? SkyGuy gives the answer…
  • 27 Aug 2008
  • 604
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2:13
Galaxies are huge!. They contain at least 100 billion stars each. But how many galaxies are there? SkyGuy tries to give an accurate number!
  • 22 Aug 2008
  • 593
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