Aimed at portraying Earth and Space Sciences in a fun way. Includes information about space weather, global space physics and a real time movie of current solar activity.

Select images from NASA's planetary exploration program.

Multimedia tour with statistical data, detailed information, pictures and videos. Also includes educational resources.

Features planetary imagery, research, GIS, mapping, and image processing software. The site provides information about the group and about the Solar System.

History of and basic facts about major solar system bodies.

Facts, descriptions and pictures, with sections about the Sun, the planets and meteors and asteroids.

Concise information about all planets, comets and asteroids.

Overview, sections dedicated to each planet and the smaller bodies - with data, information and some pictures - glossary and appendices.

Contains an outline of the formation and evolution of planets, comets, asteroids, and of their features and exploration.

Online software that generates views of the bodies of our planetary system at any date from any artificial or natural point of observation.

Shows the position of the planets as they rotate around the sun for many years to come.

The Solar System Exploration Home Page is part of NASA's Office of Space Science and describes NASA's program to explore the solar system.

Provides detailed information related to known bodies in orbit around the Sun. Ephemerides, physical parameters, Earth close-approaches, observer tools.

Web-based resources accompanying the book of this name, by Carl D. Murray and Stanley F. Dermott.

Explore the solar system's planets. Includes pictures, descriptions, statistical information and a special section on the latest voyage to Mars.

Information about planetary astronomy and space exploration and habitat. Online chat, message boards, and related links. Sells replicas and toys.

Article by Franz Heeke about the rotation of the sun and planets, the sun's motion around the centre of mass of the solar system, planetary rings, solar activity and climate, and the origin of the solar system.

Information about the planets and other objects found within the solar system. Includes details of their structure and atmosphere, physical parameters, rings, satellites and missions.

Research and educational institute with projects to study planets, asteroids, and comets.

Cycles, resonances, synchronizations and interactions in the solar system.

Table of essential measurements and facts regarding the nine planets with links to highly detailed summaries.

Planetary maps and graphics of Mars, the Moon and Venus.

Article by David W. Allan on the magnetic field interactions in planet alignments and the correlation of sun spot activity to periodic field polarity reversals.