The GBT’s precision, and international teamwork, measure the Universe

The Green Bank Telescope with a dark sky of stars.

A new set of precision distance measurements made with an international collection of radio telescopes have greatly increased the likelihood that theorists need to revise the “standard model” that describes the fundamental nature of the Universe.

Read the NRAO’s full press release on the Megamaser Cosmology Project, which used the National Science Foundation’s Robert C. Byrd Green Bank Telescope (GBT), along with the Very Long Baseline Array (VLBA), Karl G. Jansky Very Large Array (VLA), and Effelsberg telescope in Germany.