<s>[INST] What is the smallest galaxy in this universe? [/INST] It is impossible to know the smallest galaxy in the universe. However, one of the smallest we have found is the Segue 2 Dwarf Galaxy, according to Wikipedia.</s>\ <s>[INST] How are galaxies created? [/INST] Galaxies are formed out of large amount of gases. They collapses and rotate on for the formation.</s>