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The Helix Nebula Poster

The distances involved boggle the mind. At a mere 690 light years, the Helix is the closest planetary nebula. When the light waves we see in this amazing image started their journey toward Earth, the man that would someday invent the telescope would be born in 257 years. Hans Lippershey was born in 1570. The image is thanks to NASA and the Hubble program.
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