NASA`s STEREO spots a new nova
Tuesday, May 1, 2012 - 11:01
in Astronomy & Space
While on duty observing the Sun from its position in solar orbit, NASAs STEREO-B spacecraft captured the sudden appearance of a distant bright object. This flare-up turned out to be a nova designated Sagittarii 2012 the violent expulsion of material and radiation from a re-igniting white dwarf star.