#supernovarefsdal — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #supernovarefsdal, aggregated by home.social.
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Constraints on the #HubbleConstant from #SupernovaRefsdal's reappearance: https://arxiv.org/abs/2305.06367 - the result of 67(+/-4) km/s/Mpc is in hard conflict with numerous other methods that cluster around 74(+/- a few) but funnily in accordance with determinations from the CMBR. So the famous tension re. this most fundamental #cosmological number, which is turning 10 years old this year, is getting more intriguing than ever ...