British researchers studying the 'Eye of Sauron' galaxy reveal that they have found a new way of measuring distances to other galaxies. The method is similar to what land surveyors use on earth, by measuring the physical and angular, or "apparent," size of a standard ruler in the galaxy, to calibrate the distance from this information. The research from the University of Southampton was used to identify the accurate distance of the nearby NGC4151 galaxy, ...
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