- Viking Orbiter 1's Orbit was raised in 1980 'to prevent impact with Mars and possible contamination until the year 2019'. Is that estimate still current? https://en.m.wikipedia.org/wiki/viking_1#orbiter 6 comments space
Linking pages
Related searches:
Search whole site: site:en.m.wikipedia.org
Search title: Viking 1 - Wikipedia
See how to search.