SCIENCE|natural and applied sciences|space science
- núicléas réaltrach gníomhach Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- aktiver Galaxienkern
- de
- Sainmhíniú Zentralregion einer Galaxie, die ungewöhnlich große Mengen an Strahlung nichtstellaren Ursprungs aussendet Tagairt "nach Wikipedia > Aktiver Galaxienkern, https://de.wikipedia.org/wiki/Aktiver_Galaxienkern (15.11.2017)"
- active galactic nucleus | active galactic nuclei
- en
- Sainmhíniú compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion – and possibly all – of the electromagnetic spectrum, with characteristics indicating that the excess luminosity is not produced by stars Tagairt "'Active galactic nucleus'. Wikipedia, https://en.wikipedia.org/wiki/Active_galactic_nucleus [13.6.2017]"
- Nóta "See also: Williams, M., 'What are active galactic nuclei?', Universe Today, 8 Nov 2016, http://www.universetoday.com/30719/active-galactic-nuclei/ [13.6.2017]"
- noyau galactique actif
- fr
- Sainmhíniú objet céleste abritant en son sein un gigantesque trou noir Tagairt Eurêka,octobre 1999