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| активное галактическое ядро (a compact region at the center of a galaxy that has a much-higher-than-normal luminosity over at least some portion of the electromagnetic spectrum with characteristics indicating that the luminosity is not produced by stars. Such excess non-stellar emission has been observed in the radio, microwave, infrared, optical, ultra-violet, X-ray and gamma ray wavebands. Alex_Odeychuk) | |||
| активное ядро галактики | |||
| Anglais glossaire | |||
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| AGN | |||
| AGN (Space) | |||