Who developed the classification system that divides galaxies into spiral,elliptical,and irregular,and classified spirals by the size of their nuclear region and the tightness of winding of their arms?
A) Ejnar Hertzsprung
B) Sir John Herschel
C) Henrietta Leavitt
D) Edwin Hubble

Question

Quizplus · Accepted Answer

Edwin Hubble developed the classification system that divides galaxies into spiral, elliptical, and irregular, and classified spirals by the size of their nuclear region and the tightness of winding of their arms.

Who Developed the Classification System That Divides Galaxies into Spiral,elliptical,and