Learn about the different satellites that are probing the solar system on the website. Also included is a video that explores Astrobiology.

The official transcription of John Glenn's in-flight communication with Mission Control during his orbit around the earth in 1962.

The Swiss Propulsion Laboratory is a non-profit organization whose primary goal is the development of means of lifting civilian payloads into low-earth orbit at reasonable prices.

A competition for students in Grades 5 and up, in which they design an experiment that would fly in space under conditions of microgravity. Winners in local competitions are chosen to submit their designs for inclusion in a...

Extensive biographical information with personal data, education, special honors, aviation experience, NASA experience and space flight experience.

Read about the history of rocketry and the first rocket inventors who laid the initial foundation for the development of the spaceflight industry.

This resource outlines Cassini's arrival at Saturn. Describes in specific detail it's approach, arrival and orbit.

This is the homepage of all of the archived information about and from the Galileo Mission. Included is data from the flybys of Venus, Earth, Moon, and Asteroids Gaspra and Ida, as well as the current data from Jupiter and its moons. See...

The planet Mercury is profiled with information about its size, mass, atmosphere, length of day, and the like. Features include interactive activities and learning exercises.

Add positive and negative numbers in this multiplayer space race!

Part of a larger site on the Solar System, this page offers an image of Uranus and information about its discovery, size, orbit, and atmosphere. Follow links in the left margin to read more about the planet's composition, rotation, and...

An interesting article about a surprising finding on Ulysses' second orbit.

[Free Registration/Login Required] An informational text about some of the objects circling the Earth. A question sheet is available to help students build skills in reading comprehension.

Students explore orbit transfers and, specifically, Hohmann transfers. They investigate the orbits of Earth and Mars by using cardboard and string. Students learn about the planets' orbits around the sun, and about a transfer orbit from...

Here you can learn all about Sally Ride, the first American woman to orbit Earth. Also, learn a fun trivia fact about Sally Ride!

Discusses the information from the NASA spacecraft Messenger as it orbits Mercury and transmits photographs of the planet's surface to Earth.

What does a satellite in space have to do with the oceans? Discover the answer to this question as well as uncover some interesting facts about satellites at this site.

Find out about all the planets and other solar system characteristics in this colorful, illustrated tutorial on our neighborhood in space.

The BBC provides a general overview of the planet Earth. Content includes statistical information, a focus on the four seasons, moon information, and more.

This site from NASA provides a detailed description of the final Mercury mission where Gordon Cooper orbited the earth 22 times alone for the last "Solo" American space mission.

This resource provides a nice overview of Pluto. Get information on Pluto's size, tilt, orbit and surface features. There is also a brief explanation of the "New Horizons" space probe.

This site provides a Java-based program called Mars24. You can download this to your computer to keep track of time on Mars.

This is the home page of the Huygens probe, which will be launched into Saturn's moon Titan's atmosphere.

A basic introduction to artificial, or man-made, satellites. Links to information about the planets and other objects in our solar system are included.