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amateur astronomy awk bash b[e] supergiant cartoon conference convert evolved star exoplanet fedora figaro fits fun galaxy iraf large magellanic cloud latex linux lmc machine learning magellanic clouds massive star matplotlib meteor mypaper paper peblo photometry planet pro-am pyraf python red supergiant scisoft skinakas observatory small magellanic cloud smc spectroscopy starlink talk ubuntu university of crete video x-ray yellow hypergiant

Total number of stars

3 X 1023
are the possible number of stars in the universe !

( a number equivalent to the total number of human cells, as mentioned by Conroy)

(source, based on Pieter G. van Dokkum & Charlie Conroy, 2010, Nature, 468,940–942)

A great image of star sizes

A magnificent picture comparing star sizes !!! (from Wikipedia / Star – Diameter)

Star sizes