NASA
Nasa: Star Child: Elementary Astronomy Unit
Learn everything you can about outer space with this interactive astronomy unit. 2 levels of difficulty with modules on the solar system, the universe, other "space stuff" and a glossary of terms. Links for parents and other great website.
Space Telescope Science Institute
Amazing Space: Hubble Deep Field Academy
At this site, learners can become a Steller Statistician, Cosmic Classifier, Galactic Guide or a Universal Graduate by attending the Hubble Deep Field Academy--and entering information in their Hubble Academy Log (HAL), which is assessed...
NASA
Nasa Space Place: What Is a Light Year?
Brief description of light-years with examples and images.
NASA
Nasa Star Child: Dark Matter (Level 1)
This site provides a description of "dark matter" and how scientist study it.
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.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Galaxy Spinning the Wrong Way
From ABC News in Science, this February 2002 article revolves around findings posted by images from the Hubble Space Telescope which suggest a spiral galaxy spinning in an opposite direction than expected.
Chem4kids
Chem4 Kids: Chemistry in Space
Anywhere there is matter there is chemistry, therefore chemistry is found all over the universe, not only here on Earth. In fact, scientists have even discovered organic chemistry in other galaxies.
Other
Astromador: Astronomia Para Amadores
This resources focuses exclusively on astronomy. It's packed with historical facts about space exploration, famous people who pioneered the study of stars and planets. It features chronological list of space exploration, current news,...
NASA
Nasa: Spitzer Images
See some of the beautiful color images that were taken by the Spitzer space telescope.
Space Telescope Science Institute
Hubblesite: News Center Release Archive
This site from Hubblesite has a very long list of Hubble Space Telescope Images listed by subject. General categories of subjects include Solar System, Stars, Nebulae, Star Clusters, Novae, Supernovae, Stellar evolutionn, Galaxies, and...
NASA
Nasa: Milky Way
This Milky Way image is part of a series of photographs taken from the Spitzer Space Telescope. The picture is accompanied by a textual overview of the Milky Way with specific attention given to the details of the picture. Several higher...
TeachEngineering
Teach Engineering: Beyond the Milky Way
When we look at the night sky, we see stars and the nearby planets of our own solar system. Many of those stars are actually distant galaxies and glowing clouds of dust and gases called nebulae. The universe is an immense space with...
TED Talks
Ted: Ted Ed: How Small Are We in the Scale of the Universe?
In 1995, scientists pointed the Hubble Telescope at an area of the sky near the Big Dipper. The location was apparently empty, and the whole endeavor was risky- what, if anything, was going to show up? But what came back was nothing...
California Institute of Technology
Spitzer Science Center: Image of Young Galaxies
The Old and 'Red' Distant Galaxies in this space telescope image are barely visible (though they are clearly marked). In addition, a detailed textual overview explains various specifics of the picture.
European Space Agency
European Space Agency: Esa Kids: Our Universe: Supernovas
A basic overview of supernovas. Links to more information about starts, planets and other objects in our solar system and galaxy are included.
NASA
Nasa: Marshall Space Flight Center: Chandra
NASA's Chandra X-ray Observatory site features a photograph and explanation of a "cool" black hole in the Andromeda Galaxy (M31).
Curated OER
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...
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.
Globio
Glossopedia: Stars
Many of the objects you can see in the night sky are stars, large objects in space that produce light. Our galaxy, the Milky Way, contains more than 100 billion stars. Stars are so far away that their light does not reach us for years....
Harvard University
Chandra X Ray Observatory: Video Podcasts: The Incredible Two Inch Universe
A set of podcasts outlining a four-step process for understanding the vastness of our universe, from the vicinity of the Earth and Moon, out into distant galaxies. Downloadable instructions and a handout are included, as well as...
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?
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.