Double-detonation supernova could explain why the universe is full of candles

go.theregister.com/feed/www.theregister.com/2025/07/07/doubledetonation_supernova

Lucy in the sky with calcium
Astroboffins have found the first evidence of a double-detonated Type Ia supernova, which could explain why we have enough bright points of reference in the skies to plot our place in the universe.…

This story appeared on go.theregister.com, 2025-07-07 15:21:10.
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