Hubblecast 05: Hubble discovers ring of dark matter
Channel: HubbleWebbESA
Date: 2010-06-22

An international team of astronomers using the NASA/ESA Hubble Space Telescope has discovered a ghostly ring of dark matter formed long ago during a colossal collision between two galaxy clusters. This is the first time that dark matter has been found with a distribution that differs substantially from the distribution of ordinary matter.

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Credit:
ESA/Hubble (M. Kornmesser & L. L. Christensen)

Presented by: Dr Joe Liske (Dr J)  
Narration: Dr. Robert Fosbury  
Design: Martin Kornmesser  
Web Technical Support: Lars Holm Nielsen, Raquel Yumi Shida  
Cinematographer: Peter Rixner (www.perix-media-gmbh.de)  
Script: Lars Lindberg Christensen, Ana Lopes  
Director: Lars Lindberg Christensen