Cosmic Coffee Time with Andrew Prestage artwork

#26 What's the matter? Really, what is the matter that makes up 80% of the mass of the universe but can't be observed directly. The strange story of dark matter

Cosmic Coffee Time with Andrew Prestage

English - February 28, 2021 14:00 - 5 minutes - 3.9 MB - ★★★★★ - 1 rating
Astronomy Science Natural Sciences cosmic coffee time cosmiccoffeetime space astronomy universe planets sun moon Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed


So back in the 1930's, astronomers noticed that there didn't seem to be enough mass in galactic clusters to hold them together, but they were held together. There mas be some additional mass and gravity to hold everything together, but where is it? It can't be seen. And this problem produced the theory of dark matter. 

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