When you buy through links on our articles, Future and its syndication partners may earn a commission. A massive white dwarf (lower left) and a "blue lurker" star (upper right) – which could easily be ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have been aware of cosmic vampires, dead stars that hungrily strip plasma from victim ...

A massive white dwarf and a sun-like "blue lurker" star tell a remarkable story of what was once a triple-star system in the M67 cluster.