Astronomy Picture of the Day
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The Mountains of Mars
Picture Credit: NASA,Viking Project
Volcanic activity on Mars has produced towering mountains.
The largest one, Olympus Mons, is pictured here
Viking Orbiter image.
Olympus Mons is a shield volcano nearly 15 miles high and over 300 miles
wide at its base.
Earth's largest volcano, Mauna Loa in Hawaii, is just over 5 miles high
and about 12 miles wide.
For more information about volcanic mountains on Mars see
the `Views of the Solar System'
The exploration of Mars is chronicled by the
Centre For Mars Exploration.
Grand Canyon of Mars
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