Astronomers have identified a star locked in a tight dance with a black hole that appears to be far quieter than theory says it should be, challenging long-held assumptions about how these extreme ...

Stars usually form in clusters, which can also form in pairs or groups. Binary clusters (BCs) are defined as pairs of open ...

Future space activities will increasingly depend on autonomous systems that can construct, maintain, and expand infrastructure long before, and long after, ...

An international research team led by PD Dr. Florian Peissker at the University of Cologne has used the new observation ...