Fichier:Mars global surveyor.jpgDescriptionMars global surveyor.jpg English: Artist concept of the Mars Global Surveyor. Date 1999 Source http://photojournal.jpl.nasa.gov/catalog/PIA17486
Fichier:Mars Global Surveyor.jpgFrom NASA archive copy at the Wayback Machine. English applies to jurisdiction: United States of America determination method: work of the federal government
Fichier:Mars Global Surveyor 2.jpgGrafik der Raumsonde Mars Global Surveyor der NASA. Quelle: NASA. English: Description: Representation of the NASA Mars Global Surveyor probe. Orginally uploaded