The two objects that XMM-Newton looked at are shown as the two circles in the lower left of this visible-light image of the Large Magellanic Cloud: J0624-6948 (orange, higher in the image) and ...
Astronomers developed this scenario to explain the evolution of rapid X-ray oscillations detected by ESA’s (European Space Agency) XMM-Newton satellite. ESA’s LISA (Laser Interferometer Space ...