NASA
Nasa Star Child: The Universe (Level 1)
This site provides an introduction to the origin of the universe for the young child and the Big Bang theory. There is also a song about the Doppler Shift. Vocabulary glossary and printable version available.
Texas Education Agency
Texas Gateway: What Is the Universe?
The following tutorial is an explanation of what the universe is composed of.
PBS
Pbs Nova Online: Spin a Spiral Galaxy
PBS site provides various views of spiral galaxies. (Quick Time required) With this technology, you can manipulate the image to spin it around and look at it from various angles.
Space Telescope Science Institute
Nasa: Hubble Space Telescope: Galaxies
At this site from HubbleSite you can learn all about galaxies and black holes. Click on the movie link and discover how old the universe is or study about what happens when two galaxies collide!
Khan Academy
Khan Academy: Answers to Exploration Questions: Galaxies
Answers to the exploration questions about galaxies can be found on this site.
CK-12 Foundation
Ck 12: Earth Science: Expansion of the Universe
[Free Registration/Login may be required to access all resource tools.] Recognize how redshift suggests the universe is expanding.
A&E Television
History.com: The Space Race: Interactive Universe
A virtual journey through space offers photos and facts about Earth and its neighboring planets, comets, other celestial bodies of the Solar System, and the Milky Way and Andromeda galaxies.
Other
University of Cambridge Cosmology: Galaxies
This site from the University of Cambridge allows you to view information on spiral, elliptical, and Milky Way galaxies, as well as galaxy clusters. Provides basic facts about each one.
Space Telescope Science Institute
Galaxy Hunter: A Cosmic Photo Safari
Travel the universe and learn about galaxies. Investigate Hubble Deep Field observations to learn more.
University of California
University of California Berkeley: Classifying Galaxies
Find out how galaxies are classified and then see if you can apply that knowledge to identify the different types of galaxies. In addition to explaining Hubble's galaxy classification system, the site has links to Hubble Space Telescope...
NASA
Astronomy Picture of the Day: Quasar Galaxy Collision
An image of a quasar. The large redshifts imply that quasars lie near the edge of the observable universe and must emit tremendous amounts of energy. There are also many embedded links to related topics.
NASA
Nasa: Imagine the Universe: Fa Qs on Quasars
A list of answers to many questions related to quasars and active galaxies.
National Earth Science Teachers Association
Windows to the Universe: History & People
Biographies of people throughout history who looked at the sky and wondered what was there. Links to a detailed description of the planets and interactive activities.
Sonoma State University
Sonoma State University: 1938 Bruce Medalist: Edwin Hubble
Site honoring the winners of the Catherine Wolf Bruce medal for lifetime contributions to astronomy. Edwin Hubble, the award winner in 1938, is highlighted in a biography.
Space Telescope Science Institute
Nasa: Hubble Space Telescope: Universe
At this site from HubbleSite you can discover the universe by taking a look back toward the beginning of time. Site contains links to information on planets, stars, galaxies, and much more.
American Museum of Natural History
American Museum of Natural History: O Logy: How Did the Universe Begin?
Bite-size introduction to two scientists-Hubble and Lemaitre-who played key roles in formulating the theory of the origin of the universe known as the big bang. Includes an interactive timeline on which you can plot out the approximate...
Khan Academy
Khan Academy: Gallery: Structure in the Universe
The Universe is very diverse and contains many unique elements that can be observed in this gallery of pictures.
Scholastic
Scholastic: Study Jams! Science: Our Solar System: The Universe
A video and a short multiple-choice quiz on the Universe and what it is made up of.
California Institute of Technology
Spitzer Space Telescope: Big Galaxy in Baby Universe
This image, titled "Big Galaxy in Baby Universe" features an infrared picture in four parts of a distant galaxy. The text under the image details various specifics about the picture.
Ducksters
Ducksters: Astronomy for Kids: Galaxies
Kid's learn about the science of Galaxies. Large groups of stars such as the Milky Way throughout the universe are an interesting part of astronomy.
European Space Agency
European Space Agency: Story of the Universe
The story of the universe is told in this engaging site by the European Space Agency. The history of European space science is timelined with dates ranging from 1066 to present day. The birth of galaxies, the big bang, and the beginnings...
University of Illinois
University of Illinois: Cosmic Mystery Tour
This multimedia tour is extremely dense with information about the origin of the universe. There are videos and simulations to assist with understanding, but it is definitely for advanced students.
University of Cambridge
University of Cambridge: Cosmology: Galaxies
This site from the Cambridge Relativity provides a brief description of the structure of the Milky Way galaxy. The parts described are the disc, bulge, and halo.
Other
An Atlas of the Universe
What does the universe look like? This website offers visitors a collection of images that serve as an "atlas" of our universe. See multiple charts showing the Earth's distance from the Sun and other stars, find helpful terms in a...