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National Radio Astronomy Observatory (NRAO)

Radio Telescopes Extend Astronomy's Best "Yardstick," Provide Vital Tool for Unraveling Dark Energy Mystery

8 Jun 2009, 16:00 UTC
Radio Telescopes Extend Astronomy's Best "Yardstick," Provide Vital Tool for Unraveling Dark Energy Mystery

Radio astronomers have directly measured the distance to a faraway galaxy, providing a valuable "Yardstick," for calibrating large astronomical distances and demonstrating a vital method that could help determine the elusive nature of the mysterious Dark Energy that pervades the Universe...

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