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Cap on Mars revealed two polar ice caps
Pasadena scientists report a 200 mile wide permanent ice cap at Mars south pole and a 2000 mile wide dry ice cap that waxes and wanes with seasons. findings suggest dynamic polar frost and laminated deposits from carbon dioxide and water, studied from Mariner 9 images and to be discussed in Madrid.
MENTIONED IN THIS ARTICLE
Pasadena
Mars
Mariner 9
Martia
Mabe
South Pole
Earth
Gries Murray
Calornia —Institute of Technology
Antarctica
North Polar
Murray
Caltech
Institute
Jet Propulsion Laboratory
National Aeronautics and Space Administration
James Cutts
Madrid
Spain
North Pole
Mariner