Chandra sees remarkable outburst from old black hole
The discovery provides insight into the mysterious class of black holes that can produce as much energy in X-rays as a million suns radiate at all wavelengths. Learn more »
(Left) Optical: ESO/VLT; (right) X-ray: NASA/CXC/Curtin University/R. Soria, et al., Optical: NASA/STScI/Middlebury College/F. Winkler, et al.