1Nebula+2

=media type="custom" key="3473226" = = = = = =  Nebul a: = A wide cloud of contorted star material blasted into space by a supernova.



Crab Nebula:
Found by Charles Messier in 1758 while searching for comets in the night sky. The Crab Nebula was created by a supernova explosion that was seen on about July 4, 1054 A.D. which was recorded by a chinese astronomer and probably others.



Crab Nebula Cont.
The Crab Nebula was named by Lord Rosse because of the nebula's filiments resembled a crab in shape. The neutron star's magnetic poles that apear to pulse at 30 pulses per second when it passes our point of view. It was located in the Taurus constellation. When the Nebula was formed it was visible for 23 days and at night for almost 2 years.



Pulsar At the center of this nebula is a pulsar, the neutron star that remains from the original star. The neutron star's magnetic poles that apear to pulse at a rate of 30 pulses per second when it passes our point of view.



QuickFacts (Crab Nebula)
Web links
 * 1) Crab Nebula type: Supernova remnant
 * 2) It's 6,500 light years away
 * 3) Rotates 30 times per second
 * 4) 6 light years in diameter
 * 5) It expands about 600 miles per second
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Bibliographical Info.
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 * Dickinson, Terence; "The Universe and Beyound"; Buffalo, Ny; Firefly books; 2004
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