Cosmic Lens Reveals Faint Radio Galaxy (IMAGE)

National Radio Astronomy Observatory

Cosmic Lens Reveals Faint Radio Galaxy

Caption

Composite image of galaxy cluster MACSJ0717.5+3745, with VLA radio image superimposed on visible-light image from Hubble Space Telescope. Pullout is detail of distant galaxy VLAHFF-J071736.66+374506.4 -- likely the faintest radio-emitting object yet found -- revealed by the magnifying effect of the gravitational lens.

Credit

Heywood et al.; Sophia Dagnello, NRAO/AUI/NSF; STScI.

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