You observe a spiral galaxy with a large central bulge and tightly wrapped arms. It would be classified a(n)
A) S0.
B) Sb.
C) Sc.
D) E7.
E) Sa.

Question

Quizplus · Accepted Answer

Spiral galaxies with large central bulges and tightly wrapped arms are classified as Sa type. This classification indicates a galaxy with significant central bulge size and spiral arms that are not as loosely wound as those found in Sc galaxies, for example.

You Observe a Spiral Galaxy with a Large Central Bulge