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The Supernova of 1054, Our Very Special "Guest Star"
Key Facts In This Video
When the supernova that became the Crab Nebula appeared in 1054, it was 4 times brighter than Venus. 00:04
The Crab Nebula measures around 10 lightyears in diameter, which is far bigger than our solar system. 02:01
The combined mass of the Crab Nebula and its pulsar is much less than what it should be, puzzling scientists. 02:58