Other
University of Leicester: Elliptical Galaxies
Provides a general overview of elliptical galaxies, including a look at what defines an elliptical galaxy, what determines its shape, and it's physical nature.
Other
University of Leicester: Spiral Galaxies
Provides a general overview of spiral galaxies, including descriptions of the different classes of spiral galaxy.
California Institute of Technology
Spitzer Space Telescope: Our Galaxy's 'Twin'
This image, titled "Morphology of Our Galaxy's 'Twin'" features three individual pictures of a nearby spiral galaxy that closely resembles our own. The text under the image details various specifics about the picture.
NASA
Nasa: Dwarf Galaxies
This space telescope image, "Dwarf Galaxies Swimming in Tidal Tails" features little galaxies forming in the midst of two colliding galaxies. In addition, a detailed textual overview explains various specifics of the picture.
California Institute of Technology
Spitzer Space Telescope: Huge Hidden Halo!
The image presented at this site is a picture of the galaxy Messier 82, also known as the Cigar Galaxy. The text under the picture describes, in detail, the specifics of the image.
Harvard University
Quasars and Active Galaxies
This site provides information about quasars and active galaxies. Includes a glossary of important terms.
Harvard University
Chandra Special Features
Chandra allows astronomers to view our galaxy and beyond in ways only dreamt of before. 14 interactive features are offered in this exciting look at cosmic phenomena.
Space Telescope Science Institute
Hubble Site: Edwin Hubble
At this site from HubbleSite provides information on how Edwin Hubble (1889?1953 CE) made some of the most important discoveries in modern astronomy. Learn about them as well as the invention of the Hubble Space Telescope. Open 'Who was...
California Institute of Technology
Spitzer Science Center: Center of the Milky Way
This space telescope image displays the center of the Milky Way Galaxy and its "A Cauldron of Stars." In addition, a detailed textual overview explains various specifics of the picture.
TED Talks
Ted: Ted Ed: The Search for Other Earth Like Planets
Olivier Guyon examines the possibility of finding other planets within astronomical numbers, some potentially rife with life. [6:21]