[Free Registration/Login may be required to access all resource tools.] Compares the characteristics of inner and outer planets.

[Free Registration/Login Required] In this lesson students will compare and contrast the attributes of star, star patterns and planets. Students will also have the opportunity to review facts about each planet and then complete various...

Kids learn about the ice giant planet Uranus of the Solar System including fun facts, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Kids learn about the planet Venus of the Solar System including fun facts, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Kids learn about the planet Jupiter of the Solar System including fun facts, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Kids learn about the planet Mars of the Solar System including fun facts, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Kids learn about the planet Mercury of the Solar System including fun facts, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Kids learn about the ice giant planet Neptune of the Solar System including fun facts, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Kids learn about the planet Saturn of the Solar System including its rings, mass, day, year, and distance from the Sun. Astronomy for kids and teachers.

Explore the solar system like never before with this photograph viewer. Choose the planet, then scroll through the many beautiful photographs taken by space missions. Read about how each photo shows evidence of the presence of ice.

Describes in detail the devastating storms that occur on Uranus.Also includes an .mpeg movie showing the rings of Uranus up close. (Mar. 29, 1999)

A detailed description of comets, their distinct parts, and the known comets in our solar system. Links are also provided for additional information on related subjects.

A resource on space exploration offering information on unmanned and manned missions as well as on each planet of the solar system and what we have learned about them in recent history.

This mini lab was designed to visually illustrate the relationships between the force of gravity and the factors that determine its strength.

A series of seven instructional, hour-long videos presenting Earth-science topics such as plate tectonics, oceans, climate changes, natural resources, the Sun, and the future of our planet. Closed captioning option provided for each video.

Flip this interactive card to start learning about the planet Venus. Answer multiple-choice and fact-or-fiction questions and review some fast facts about Venus.