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Galaxies

A Bubbly Origin for Odd Radio Circles

Discovered in 2019, odd radio circles (ORCs) are among the newest and most mysterious astrophysical phenomena. New research examines how bubbles blown by black hole jets could create these striking features.

Odd Radio Circle (ORC) 1

Astronomy & Observing News

Odd Radio Circles: The Remnants of Furious Galactic Winds

New evidence suggests extreme starbursts and furious galactic winds are at the heart of odd radio circles (ORCs).

Odd Radio Circle (ORC) 1

Astronomy & Observing News

New Image Reveals Possible Origins of “Odd Radio Circles”

This faint ring of radio emission might signal a momentous event in galactic evolution. Then again, it might be something else entirely.