News Notes: Black Holes: no Big Beast for Two ULXs

• Autores: Emily Conover
• Localización: Sky and telescope, ISSN 0037-6604, Vol. 129, Nº. 1, 2015, pág. 16
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Two studies suggest that some of the ultraluminous X-ray sources (ULXs) throught to be beefy black holes are created by much less massive objects.