January 1998 Volume 7 Number 1

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Springtime on Mars! The blue, almost circular feature near the center of each view of Mars, above, is the South Polar Ice Cap. The cap has been shrinking ever since Mars Global Surveyor arrived in September 1997.

The colors represent temperatures, as observed by the THERMAL EMISSION SPECTROMETER (TES). Blues are colder, greens warmer, reds and whites are the warmest temperatures. The coldes temperatures are near -200 degrees F! The warmest temperatures are only around +25 degrees F!

For TES News Article Related to This Figure, See...

MGS and TES Update, December 19, 1997
by Greg Mehall

TES News is published quarterly by the Arizona Mars K-12 Education Program. This newsletter may be copied for EDUCATIONAL PURPOSES ONLY.

EDITED BY Kenneth S. Edgett, Arizona Mars K-12 Education Program, Arizona State University, Tempe, Arizona, USA.
E-mail: ken.edgett@asu.edu