词条 | GN-108036 |
释义 |
| name = GN-108036 | image = | caption = | epoch = J2000 | ra = {{RA|12|36|22.68}} | dec = {{DEC|+62|08|07.5}} | z = 7.2 | h_radial_v = | dist_ly = {{nowrap| {{convert|12.9|e9ly|e9pc|abbr=unit|lk=on}} }} (light travel distance) | type = Irregular | mass = | appmag_v = 25.2 | size_v = 0.0013 x 0.0013 | constellation name = Ursa Major | size = 5,000 ly (diameter) | notes = | names = OOM2012 GN 108036 }}GN-108036 is a distant galaxy discovered and confirmed by the Subaru Telescope and the Keck Observatory located in Hawaii; its study was also completed by the Hubble Space Telescope and the Spitzer Space Telescope.[1] The redshift was z = 7.2, meaning the light of the galaxy took nearly 13 billion years to reach Earth and therefore its formation dates back to 750 million years after the Big Bang . It has a high rate of star formation, at a rate of 100 solar masses per year, or about 30 times more than the Milky Way that is 5 times larger and 100 times more massive. See also
References1. ^"NASA Telescopes Help Find Rare Galaxy at Dawn of Time" NASA. Retrieved 2015-09-22. {{s-start}}{{s-ach|rec}}{{s-bef|before=BDF-3299}}{{s-ttl|title=Most distant galaxy|years=2012–2013}}{{s-aft|after=SXDF-NB1006-2}}{{s-end}} 3 : Galaxies|Ursa Major (constellation)|Dwarf irregular galaxies |
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