Milky way
The Universe
Chapter 17 A Diversity of Galaxies Courtesy of NASA, ESA, S. Beckwith (STScI) and the HUDF Team.
The Universe Looking at Galaxies. The Universe Early in the history of the universe, hydrogen and helium (and other forms of matter) clumped together.
Milky Way Galaxy. A galaxy is a group of stars, dust, and gases held together by gravity.
Objectives Describe how astronomers classify galaxies. Identify how galaxies are organized into clusters and superclusters. Describe the expansion of.
More on Galaxies & Hubble Jane Turner Physics 316 UMBC-JCA/NASA-GSFC.
Cosmology Hubble’s Law Equivalence Principle Curvature of Spacetime Einstein’s Field Equations Red Shift Black Holes.
Galaxies With a touch of cosmology. Types of Galaxies Spiral Elliptical Irregular.
Galaxies Chapter 20. Galaxy Classification In 1924, Edwin Hubble divided galaxies into different “classes” based on their appearance. Why begin here?
Chapter 20: Galaxies So far we have talked about “small” things like stars, nebulae and star clusters. Now it’s time to get big!
Chapter 24 Normal and Active Galaxies. The light we receive tonight from the most distant galaxies was emitted long before Earth existed.
