Barred spiral galaxy - Wikipedia
Spiral Galaxy Facts & Definition
First Evidence of a Planet Identified Beyond Our Galaxy – Exoplanet Exploration: Planets Beyond our Solar System
A century of astronomy revealed Earth's place in the universe - Century of Science
Galaxies—facts and information
Spiral Galaxy, ESA/Hubble
Galaxies
Milky Way stars found nearly halfway to Andromeda Galaxy
Milky Way Overview, Galaxy Types & Map
The Milky Way: Understanding Our Place in the Galaxy
Where is Earth in the Milky Way?
The Milky Way for Children, Galaxies and Space: Astronomy for Kids - FreeSchool
Comparison of Milky Way and compact galaxy
The Milky Way New Scientist
Milky Way Galaxy - Structure, Dynamics, Stars