Shining so brightly that they eclipse the ancient galaxies that contain them, quasars are distant objects powered by black holes a billion times. One side has the word, one side has the definition. A quasar (more recently known as a QSO, Quasi-Stellar Object) is a distant star-sized energy source in. A compact, extremely bright celestial object whose power output can be hundreds to several thousand times that of the entire Milky Way galaxy. Quasars are. Text is available under the Creative Commons Attribution-ShareAlike License ; additional terms may apply. Astronomers had detected what appeared to be a faint blue star at the location of the radio source and obtained its spectrum. Quasars can be detected over the entire observable electromagnetic spectrum including radio , infrared , visible light , ultraviolet , X-ray and even gamma rays. This page was last edited on 20 July , at However, some of the smaller point-source objects didn't have a match. Dictionary apps Browse our dictionary apps today and ensure you are never again lost for words. August 13, at 2:
Quasar meaning VideoAstronomy Part 7: What is a Quasar?
Quasar meaning - muss manMany astronomers believe that quasars represent an early stage in the evolution of galaxies such as our own. Galaxies like the Milky Way may once have hosted a quasar that has long been silent. And that some mechanism was causing galaxies to blast out jets of radiation from their cores. That, in fact, several different kinds of objects: Astronomers called them "quasi-stellar radio sources," or "quasars," because the signals came from one place, like a star.
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