Uploaded December 2018 | Updated September 2026, 2 weeks ago

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Dr Meghan Gray discusses a luminous red nova in the spiral galaxy M99.
More links and info in full description ↓↓↓

More Messier videos: bit.ly/MessierObjects

Paper discussing the luminous object: arxiv.org/abs/1005.1455

Galileo's Lost Letter: youtu.be/UPSt6ablcv4
Halifax Explosion: youtu.be/u5uTAt_A8BY

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Video by James Hennessy and Brady Haran