Word: vlba
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...VLBA is a system of 10 radio telescopes scattered across and around North America that together provide a higher level of accuracy for astronomical measurements than previously available...
...radio telescopes are scattered acrosshalf the world, and make up a network called theVery Long Baseline Array (VLBA). Using the VLBA,scientists are able to make velocity measurementsof far-away galaxies. Analysis of the results haveindicated the presence of a gravitational mass sodense it can only be a black hole...
Moran notes that the VLBA is so powerful that"if you were on the moon, we could use [it] tomeasure how fast your fingernails were growing...
Moran admits that it takes visiblebreakthroughs, such as his confirmation of theexistence of black holes, to keep projects likethe VLBA alive. Moran says the discovery is a"feather in the cap" of the CfA, citing the 20year delay in building the VLBA...