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The Supernova of 1054, Our Very Special "Guest Star"

Key Facts In This Video

  1. When the supernova that became the Crab Nebula appeared in 1054, it was 4 times brighter than Venus. 00:04

  2. The Crab Nebula measures around 10 lightyears in diameter, which is far bigger than our solar system. 02:01

  3. The combined mass of the Crab Nebula and its pulsar is much less than what it should be, puzzling scientists. 02:58

Excited for the August 21 eclipse? Visit our Eclipse 2017 page to explore the science, history, and myths of the event. The Curiosity team will be viewing the eclipse alongside NASA in Carbondale, Illinois. Follow us on Facebook for live videos, trivia, and interviews on the big day.


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