What is Trifid nebula?
[[File:Trifid.nebula.arp.750pix.jpg|thumb|{{center|Trifid Nebula}}]] The '''Trifid Nebula''' is an [[emission nebula]] in the [[constellation]] of [[Sagittarius (constellation)|Sagittarius]].<ref>Antony Cooke, ''Dark Nebulae, Dark Lanes, and Dust Belts'' (New York: Springer, 2012), p. 90</ref> It is a large [[H II region]] that is bright enough to be [[wikt:view|view]]ed with [[binoculars]].<ref>Stephen P. Maran, ''Astronomy For Dummies'' (Hoboken, NJ: Wiley; Chichester: John Wiley, 2012), p. 230</ref> The Trifid nebula is about 5,200 [[light-year]]s away from [[Earth]]. It gets its name [[:en:wikt:trifid|trifid]] from its three visible [[dust lanes]].<ref>David Malin; Paul Murdin, ''Colours of the Stars'' (Cambridge; New Yori: Press Syndicate of the University of Cambridge, 1984), p. 150</ref> == References == {{reflist}} {{Gum catalogue}} [[Category:Nebulae]] {{sci-stub}}