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.

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.

Find out how astronomers are conducting extensive observations to estimate how many planets in our Milky Way galaxy might be potential abodes for life.

This site from the National Aeronautics and Space Administration allows students to explore topics related to planet earth and outer space. A number of games and interactive features are available.

With exciting illustrations, NASA's Space Place explains the theory of the origin of the universe known as the Big Bang.

Work samples, phenomena, assessment templates, and videos that directly address standard MS-ESS1-2: gravity and motions in space.

This site from NASA's Space Place is geared towards early elementary learners. It offers detailed instructions for crafts and activities related to space, games and a teacher resource area. Students can also ask an expert at this site.

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.

Through this story you will be introduced to outer space: stars, the Milky Way, planets, the Solar System, the Sun, clouds of dust and gas, galaxies.

This Spiral Galaxy image is part of a series of photographs taken from the Spitzer Space Telescope. The picture is accompanied by a textual overview of a spiral galaxy with specific attention given to the details of the picture.

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.

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...

This site is provided by HubbleSite from NASA. "Telescopes around the world are beginning to harvest new clues to the origin and evolution of the universe's largest building blocks, the galaxies." Site offers links to images, video,...

This site provides information about quasars and active galaxies. Includes a glossary of important terms.

The Northrop Grumman Corporation provides numerous resource about outer space and beyond.

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.

At this site, students 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...

Brief description of light-years with examples and images.

Constellation of articles, images, diagrams, posters, videos, and more on the subject of the search for planets, particularly Earth-like planets, outside our solar system.

Brief description of a few types of galaxies.

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.

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.

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,...

See some of the beautiful color images that were taken by the Spitzer space telescope.