Nine Planets
Nine Planets: The Web Nebulae
This site from Nine Planets provides introductory material about nebulae, information and images of several types of nebulae, information on Edwin Hubble, and additional related sites are provided.
NASA
Nasa: Astronomy Picture of the Day:
A different image is featured each day along with descriptive narrative. NASA offers different and sometimes unexpected views of our Earth and the universe.
Other
Geo 154 Astronomy : Retrograde Motion
A detailed explanation of retrograde motion with three different explanations and movies to accompany them. Additional links are available for more research.
NASA
Nasa: Astronomy Picture of the Day: Uranus's Moon Umbriel
Brief overview of Umbriel from NASA. Answers the question "why is the moon so dark"? Provides additional links for more information. A NASA picture of the day.
NASA
Nasa: Astronomy Picture of the Day: Titania, Uranus's Largest Moon
A brief overview of Titania, Uranus's largest moon. Includes a very good description of the moon's surface. A NASA picture of the day.
Wolfram Research
Wolfram Science World: Science World of Astronomy: Snc Meteorites
View a chart displaying various kinds of meteorites collected on earth and read a technical article describing the manner in which they are studied. Provides a link to more information about the planet Mars and the role it plays in the...
NASA
Nasa: Astronomy Picture of the Day: Uranus's Moon Ariel
Provides a brief overview of Ariel, one of Uranus's moons. Details how its deep valleys were formed. A NASA astronomy picture of the day.
NASA
Nasa: Astronomy Picture of the Day: Jupiter From Voyager
Taken by Voyager 1 as it passed Jupiter in 1979, this image shows the Great Red Spot, which is a hurricane-like storm that has lasted over 300 years, and is more than three times the size of planet Earth.
NASA
Nasa: Astronomy Picture of the Day: Uranus's Moon Oberon
Brief overview of Oberon, the most distant and second largest moon of Uranus. Includes its discovery and also a few pictures. A NASA picture of the day.
University of California
Center for Science Education: Gallery
A gallery of astronomy images which depict galaxies, comets, the moon, planets, nebulae, supernovae as seen in various regions of the electromagnetic spectrum. Each image in the gallery is described. Fascinating!
Sophia Learning
Sophia: The Solar System: Lesson 1
This lesson will develop a map of the solar system in proportion to the distance between the planets. It is 1 of 3 in the series titled "The Solar System."
NASA
Nasa: Goddard Scientific Visualization Studio
This impressive exhibit of images and videos is available to see how NASA uses technology to track the weather. You can search by keyword for more specific images.
Curated OER
Science Kids: Science Images: Telescope
This photo shows a common telescope used to observe the stars and other astronomy related objects seen in the night sky such as planets, moons and comets.