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Author Topic: barnard 68  (Read 3169 times)

vh

  • formerly mudkipz
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  • "giving heat meaning"
barnard 68
« on: November 27, 2012, 08:13:57 PM »
its quite perplexing if you don't already know that there's a cloud of dust here.
large image:
http://apod.nasa.gov/apod/image/1201/barnard68v2_vlt_4000.jpg
you can see red dust near the black region because infrared light can penetrate a little farther (longer wavelengths).
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blotz

  • Formerly 'bong'
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Re: barnard 68
« Reply #1 on: November 29, 2012, 07:39:39 PM »
Why is that red star to the right extra bright?
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vh

  • formerly mudkipz
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  • Posts: 1140
  • "giving heat meaning"
Re: barnard 68
« Reply #2 on: November 29, 2012, 07:41:22 PM »
because its a big star or its close to the sun or both.
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