Super-close supernova captivates record number of citizen scientists
Super-close supernova captivates record number of citizen scientists

www.space.com
Super-close supernova captivates record number of citizen scientists

Super-close supernova captivates record number of citizen scientists
Super-close supernova captivates record number of citizen scientists
By “super close“ they mean 21 million light-years from Earth
So not even in the local group…
Illustration of "super close":