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Contact: Ray Villard
NASA/Goddard Space Flight Center

A Technique Called Spatial Scanning

Caption: By applying a technique called spatial scanning to an age-old method for gauging distances called astronomical parallax, scientists now can use NASA's Hubble Space Telescope to make precision distance measurements 10 times farther into our galaxy than previously possible.

Credit: NASA/ESA, A.Feild/STScI

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Related news release: NASA's Hubble extends stellar tape measure 10 times farther into space

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