12-12-2018 17:43 via feedproxy.google.com

Calibrating cosmic mile markers

New work from the Carnegie Supernova Project provides the best-yet calibrations for using type Ia supernovae to measure cosmic distances, which has implications for our understanding of how fast the universe is expanding and the role dark energy may play in driving this process. Led by Carnegie astronomer Chris Burns, the team's findings are published in The Astrophysical Journal.An artist's conception of what's called the cosmic...[[ This is a content summary only. Visit my website for full lin
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