Take off on an Exploratour! Click on one of the many tours listed below to follow a guided tour through a topic. Remember to choose the level that you prefer before entering a tour by clicking one of the three levels that are at the top of this page. On the top of each page in the tour you will see our navigation graphic that will help you quickly
  • To move forwards through the tour, click the Forward arrow.
  • To move backwards through the tour, click the Back arrow.
  • To come back to this page and choose a different tour, click on the blue house button

The Evidence of Evolution Exploratour
Charged Particle Motion in Earth's Magnetosphere
A Peek into the Lives of Stars
Looking at the World in a Different Light
How to Build a star
Spectacular Crashes in the Universe
Volcanoes in the Solar System
Life on Earth
Life in the Solar System
NASA's Exploration for Life
The Archean Age
The Surface of the Earth
The Surface of Mars
Comparing the Surfaces of Earth and Mars
The Atmosphere of Mars
Life on Mars??
Mars Exploration
Water on Mars
Mars Climate, Now and In the Past
Picturebook: Mars Pathfinder/Global Surveyor
Carbon Cycle of Mars
The Magnetosphere of Mars

Last modified November 7, 2005 by Lisa Gardiner.

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Exploratour - The Surface of Mars

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA