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THE-QUASAR-3C-273.COM SITE
                         UNDER CONSTRUCTION
 
3C 273, the object number 273 in the third Cambridge Catalogue of radio sources,
is a quasar located in the constellation Virgo and the brightest and at least one of
nearest of all quasars (acronym for "QUASi-stellAR radio sources"), i.e. it appears stellar in telescopes.
It was the first quasar ever to be identified.
The quasar has a large-scale visible jet, which measures ~200 kly (60 kpc : kiloparsec) long.
 
Its distance from Earth is 2,000,000.0 kly (kly : kilo-light-year).