Episode
- Showcase: Echoes of a Supernova
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- A supernova flash echoing through surrounding dust clouds has given astronomers a virtual time machine for studying the light from the explosion that nobody saw.
Avg. Rating (0 Votes)Channel: Hidden Universe: NASA's Spitzer Space Telescope
Size: 41.9 MB
Duration: 5:12
Publication Date: 209 days ago
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