An international team of astronomers have employed the Spektr-RG spacecraft and various ground-based telescopes to ...

The largest of three newly found ring shaped structures in the cosmos are almost a million light-years across. Citizen scientists have found several new "odd radio circles<" or ORCs, in distant, ...

With help from citizen scientists, astronomers have spotted the most powerful "odd radio circle" (ORC) yet. The discovery could give astronomers a better understanding of how these unusual objects — ...