Heaviest Stellar Black Hole in Nearby Galaxy
1Astronomy. 2 What is Astronomy? Astronomy is the study of objects in the Universe Astronomy is the study of objects in the Universe Astronomers study.
Virtually all galaxies show a flat rotation curve.
Astronomy Stars, Galaxies, and the Universe. What is Astronomy? Astronomy is the study of the moon, stars, and other object in space Astronomy is the.
