https://briankoberlein.com/2015/11/29/the-crab-nebula/ Brian Koberlein Tue, 19 Feb 2019 13:26:59 +0000 hourly 1 https://wordpress.org/?v=5.0.3 https://briankoberlein.com/2015/11/29/the-crab-nebula/#comment-3266 Sun, 29 Nov 2015 18:35:54 +0000 https://briankoberlein.com/?p=5505#comment-3266 Not that long. Supernovae happen quickly, and after that the gas and dust just expand to form the nebula.

]]> https://briankoberlein.com/2015/11/29/the-crab-nebula/#comment-3265 Sun, 29 Nov 2015 16:54:33 +0000 https://briankoberlein.com/?p=5505#comment-3265 How long does it take for the neutron star to form after the explosion? It’s less than 1000 years, an extremely short time for an astronomical process.

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