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Synchrotron Radiation

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Astronomers Uncover New Odd Radio Circle with MeerKAT Telescope
science1 year ago

Astronomers Uncover New Odd Radio Circle with MeerKAT Telescope

Astronomers have discovered a new Odd Radio Circle (ORC), ORC J0219–0505, using the MeerKAT radio telescope in South Africa. This massive circle of radio light, associated with the elliptical galaxy WISEA J021912.43–050501.8, is 371,600 light-years wide and differs from previously discovered ORCs, suggesting a selection bias in earlier detections. The origins of ORCs remain unknown, with theories suggesting they result from shockwaves caused by cosmic collisions or merging supermassive black holes. The discovery highlights gaps in current astronomical knowledge and the need for further research.