Planetary Exploration

Earth and Moon Viewer presents views of the Earth showing the day and night regions at this moment, and views of the Earth from the Sun, the Moon, the night side of the Earth, above any location on the planet specified by latitude, longitude and altitude, from a satellite in Earth orbit, or above various cities around the globe.

Live from the Hubble Telescope presents spectacular views of the galaxy, emphasizing the planets of Neptune and Pluto.

Mars Exploration Program documents the Mars Exploration Program, a science-driven program that seeks to understand whether Mars was, is, or can be, a habitable world.

The Nine Planets is a multimedia overview of the history, mythology, and current scientific knowledge of each of the planets and moons in our solar system.  Each page has text and images, some have sounds and movies, most provide references to additional related information.

A Photo Gallery of the Universe presents a selection of the Hubble Space Telescope’s most spectacular images.

A Virtual Tour of the Sun shows spectacular images and animations of solar flares, sun spots, magnetic fields and solar eclipses, and explains a lot about the science of the sun and the influence it has on the solar system.

Welcome to the Planets is a collection of many of the best images from NASA's planetary exploration program.  The collection has been extracted from the interactive program “Welcome to the Planets” which was distributed on the Planetary Data System Educational CD-ROM Version 1.5 in December 1995.  It has also been updated with the addition of more recent images.