Source: ESA/XMM-Newton
X-ray emission from dwarf galaxy J1329+3234.
Image credit: ESA/XMM-Newton/N. Secrest, et al. (2015)
First impressions can be deceptive – astronomers have used ESA's X-ray satellite XMM-Newton to find a massive black hole hungrily feeding within a tiny dwarf galaxy, despite there being no hint of this black hole from optical observations.(learn more)
