Tuesday, February 28, 2017
SN 1987A at 30
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Multi-spectral image of supernova remnant SN 1987A, an exploding star in the Large Magellanic Cloud whose light reached our planet thirty years ago yesterday. This multiwavelength composite shows dust (red), visible light (green), and ultra-hot gas (blue) from three space telescopes: ALMA, Hubble and Chandra, respectively.
A Historical Fantasy
An Archaeological Mystery
A Historical Fantasy
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About Me
- John
- John Bedell is an archaeologist, historian, and father of five living in Maryland. He has self-published two novels and is writing a third.
1 comment:
In these contexts, I sometimes wonder, what is "dust"? I mean, I can guess, but what is it really?
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