The distance to one of the oldest star clusters has been precisely measured by the NASA Hubble Space Telescope for the first time. This measurement provides a more accurate and independent estimate for the age of the Universe and also helps improve models of stellar evolution.
from Forbes Real Time https://www.forbes.com/sites/meriameberboucha/2018/04/05/hubble-measures-precise-distance-to-ancient-globular-star-cluster-for-the-first-time/
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