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27th of October 2015
Powerful radio galaxy PKS 2356-61
This is a combined radio/optical image of the powerful radio galaxy PKS 2356-61 featured on our outreach pages. The radio emission - measure with the Australia Telecope Compact Array (ATCA) - is shown in red, superimposed on the optical image of the field (blue). The galaxy itself is an elliptical, visible in the centre of the image at a redshift of z = 0.1.

Image credit: Koekemoer, Schilizzi, Bicknell & Ekers

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