After a blue dwarf galaxy shot through it like an arrow, the large Bullseye now has nine rings—six more than any other galaxy ...

The study of 'starquakes' (like earthquakes, but in stars) promises to give us important new insights into the properties of neutron stars (the collapsed remnants of massive stars), according to new ...

Matter in intergalactic space is distributed in a vast network of interconnected filamentary structures, collectively ...

Supermassive black holes can fuel their own growth by cooling and recycling gas, creating a continuous cycle of feeding and outbursts. The central regions of galaxy clusters host the universe’s ...

Ohio State astronomy professor Adam Leroy is the 2025 recipient of the Henry Draper Medal. The Henry Draper Medal, established in 1886, is awarded every four years to a researcher or pair of ...