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NGC 1097 (Spitzer)
Helix (Spitzer)
Flame Nebula (WISE)
Galactic Center (2MASS)
Cool Andromeda (Herschel)
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What is Infrared?
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What is Infrared?
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Teachers
Night Sky
Why is the Big Dipper sometimes upside down?
What causes a ring around the Moon?
When will Halley's comet return?
Where do most meteorites fall?
How big are the pieces in meteor showers or shooting stars?
How many constellations are there?
What are constellations?
What is the farthest space object that we can see with only our eyes?
Can a meteor make a sonic boom?
What is a meteor shower?
What is a shooting star?
What is the Milky Way?
How can I find the North Star?
How many constellations are there?
There are a total of 88 official constellations.
