The X-ray-emitting binary system Cygnus X-3 features a massive star donating matter to a compact object, probably a black hole. That may explain its perplexing brightness. A binary system containing a ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of the ...

The Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) observatory has captured the most detailed portrait yet of gases flowing within Cygnus X-3, one of the most studied sources in the X-ray ...

Cygnus X-3 is a high-mass binary consisting of a compact object (likely a black hole) and a hot Wolf-Rayet star. This artist's concept shows one interpretation of the system. High-resolution X-ray ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression of the accretion disk around the compact object in the X-ray binary system Cygnus X-3, showing the X-rays ...

"For XRISM, Cygnus X-3 is a Goldilocks target." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using the Japanese-led X-ray Imaging and ...

This X-ray binary system is like a scale model of some of the most luminous quasars in the universe. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...