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Ep. 13, Page 108
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Comic 839 - Ep. 13, Page 108

2nd Sep 2011, 5:10 AM in Episode 13 :: Save My Place | Load My Place
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Author Notes:

smbhax 2nd Sep 2011, 5:10 AM edit delete
Some people at NASA or ESO or ESA or what-have-you just animated together some Hubble photos of Herbig-Haro objects, which are basically gassy baby stars--they shoot out colorful jets of gas that can get like 3 trillion miles (half a light year) long! And these occur a lot in larger nebulae where stars are born.

I've got the embedded animations lined up for you over here. And here's a handy guide to their locations in the Orion Nebula, about 1500 light years away (HH 47, which is one of the ones animated (and the one that's half a light year long!), is elsewhere: the Gum Nebula, about 1300 light years away):

image by Z. Levay (STScI), T.A. Rector (University of Alaska Anchorage), and H. Schweiker (NOAO/AURA/NSF)