NASA
Nasa: Space Place: How Old Are Galaxies?
Learn about galaxies: How old are they? How can we study things so far away? What is the most distant galaxy? What can we learn by studying distant galaxies?
Cosmos 4 kids
Cosmos4 Kids: Galaxies: Milky Way
Learn the basic facts about the Milky Way. Brief, to the point text make this site most suitable for younger students.
Utah Education Network
Uen: Size of Solar System vs. Size of Our Galaxy
Students will use an informational text to learn about the concept and practice their mathematical reasoning skills.
Space Telescope Science Institute
Hubble Site: Images From Space
This site provides vivid images taken in space by the Hubble Telescope. You can view the entire collection or choose an area you enjoy the most. Explore galaxies, the solar system, nebulae and more!
NASA
Nasa Space Science Data Archive: Photo Gallery
A website featuring a collection of images from NASA. Collection includes images of planets, comets, nebulae, galaxies, stars, sun, and spacecrafts.
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.
California Institute of Technology
Spitzer Space Telescope: Stephan's Quintet
Under the heading, "A Shocking Surprise in Stephan's Quintet" this site examines specific details of an image displaying a galaxy cluster named Stephan's Quintet. The text under the image serves to explain, in great detail, the specifics...
Other
Sky Server: Scavenger Hunt
In this site, from the SkyServer of the Sloan Digital Sky Survey users hunt for stars, galaxies, quasars, asteroids and meteors. Learn what they look like and how to find them.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: El Descubrimiento De Las Galaxias
Resource provides a general overview of galaxies, including a look at the "mysterious" nebulae, the Andromeda galaxy, and the various types of galaxies.
Curated OER
Science Kids: Science Images: M81 Spiral Galaxy
An amazing photo of the M81 spiral galaxy taken by the Hubble Space Telescope.
Curated OER
Science Kids: Science Images: Tilted Galaxy
This beautiful photo taken by the Hubble Space Telescope shows a tilted galaxy that, despite the image clarity, is far off into the distance.
Curated OER
Science Kids: Science Images: Warped Galaxy
A unique photo taken by the Hubble Space Telescope of a warped galaxy.
Other
Northrop Grumman Corporation: Into the Unknown: Resources
The Northrop Grumman Corporation provides numerous resource about outer space and beyond.
ACT360 Media
Act Den: Sky Den
This journey will help you solve big questions about the universe. You will be able to see beyond human capabilities and will learn what scientists are discovering.
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.
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.
NASA
Nasa: Imagine the Universe: Got Calcium?
This site has an article on, "The Milky Way galaxy doesn't contain any milk, but it sure does have a lot of calcium. There's enough calcium floating between the stars to fortify trillions about trillions of stars."
American Museum of Natural History
American Museum of Natural History: Ology: What Do You Know About Stars?
Test your knowledge with this ten-question quiz on stars. Focusing on stars in the Milky Way galaxy, questions range from the life cycle of a star to the number of stars in our galaxy.
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.
Cosmos 4 kids
Cosmos4 Kids: You and the Universe
What is the universe? Learn about this topic in this reference article which includes a video that discusses a finding of a distant galaxy by NASA's Hubble.
Other
Chrome Experiments: 100,000 Stars
Zoom in and out to explore our galaxy in this interactive 3D visualization of the stellar neighborhood, including over 100,000 nearby stars.
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.
Google
Google Earth: Hubble Telescope
Get a tour of space with images collected from the Hubble telescope. See nebulae, galaxies, and star clusters on this site. Google Earth must be downloaded to use.