Design a Planet
Use this interactive animation to design your own planet.

Solar System Jigsaw
Drag the planets to their correct position around the sun - ideal for use with a whiteboard.

about.com: Space
The best new content, relevant links, how-to's and answers to just about any question by experts in their field.

An Atlas of the Universe
Designed to illustrate what our universe actually looks like - from the nearest stars to the limit of the entire visible universe.

Space Shuttle Countdown
Information relating to the Space Shuttle launches - the process, the Shuttle's status and the countdown itself.

The Royal Observatory Greenwich
Discover what's going on at the Royal Observatory Greenwich, part of the National Maritime Museum and home of the Prime Meridian of the world.

The Nine Planets
An overview of the history, mythology and current scientific knowledge of each of the planets in our solar system. Click on the image of each planet to view an enlarged version in beautiful detail.

Comets and Meteor Showers
Includes images and information on currently visible comets and meteors as well as periodic astral visitors to our solar system.

Windows to the Universe
A fun and different Web site about the Earth and Space sciences.

Hubble Site
Pictures and movies taken with the Hubble Space Telescope.

NASA
Activities and resources from the National Aeronautics and Space Administration.

Edinburgh Observatory
Explore the Royal Edinburgh Observatory.

Images of the Earth
Images taken from Shuttle missions.

Solarviews
Up-to-date information and pictures of the Solar System.

Welcome to the Planets
A collection of many of the best images from NASA's planetary exploration programmmes.

Exploring Planets in the Classroom
Over 25 practical activities are provided in classroom-ready pages for both teachers and students for exploring Earth, the planets, geology, and space sciences.

Transition Region and Coronal Explorer
TRACE will explore the three-dimensional magnetic structures that emerge through the visible surface of the Sun.

National Air and Space Museum
Maintains the largest collection of historic air and spacecraft in the world and is also a vital center for research into the history, science, and technology of aviation and space flight.

StarChild
A learning centre for young astronomers.