NASA spots something unexpected

27 Jun 2012

At www.jpl.nasa.gov/news/news.cfm?release=2012-187&cid=release_2012-187 ... astronomers using the Hubble Space Telscope have discovered an arc of light behind a very large cluster of galaxies 10 billion light years away. The giant arc is the stretched shape of an even more distant galaxy - but according to theory it should not exist.