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Space dust over intergalactic distances seems sufficient to explain Olbers’s Paradox?
by bottled_poe 4y ago
Space dust over intergalactic distances seems sufficient to explain Olbers’s Paradox?
- bottled_poe 4y agoActually, probably just the standard expanding universe + light horizon.
- aw1621107 4y agoStrictly speaking, Olber's Paradox is about an infinite, eternal/static, and homogeneous universe with an infinite number of stars; in such a case, the light the dust absorbs would cause the dust itself to start emitting light, which would make it visible [0]. I'm not sure to what extent this paradox applies outside that scenario (e.g., an infinite-but-changing universe) [0]: https://www.scientificamerican.com/article/why-is-the-night-sky-dark/ https://www.scientificamerican.com/article/why-is-the-night-...