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Dust storm at the Viking 1 lander site, 1977

Dust storm at the Viking 1 lander site, 1977

NASA / JPL-Caltech / color composite by Olivier de Goursac

Dust storm at the Viking 1 lander site, 1977
A comparison of two Viking 1 color images taken on sols 282 and 324 shows how a Martian dust storm severely limited the amount of sunlight reaching the ground. "Tau," a measure of the sky's opacity, was very high, between 5 and 6.

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. For uses not allowed by that license, contact us to request publication permission from the copyright holder: Olivier de Goursac

Explore related images: pretty pictures, amateur image processing, NASA Mars missions before 1996, Mars

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