// todo need optimize like in event.jsp. Add indexing or not indexing this page. The failures of the USSR's Mars 4-7 marked the USSR's last attempts in the 70s and early 80s to send spacecraft to Mars. Viking 1 and Viking 2 were sent by the US to gather images of Mars, with great success. Because they operated for such a long time, US will also not send anymore spacecraft to Mars until the 90s. (9 Apr 1975 Jahr – 9 Apr 1988 Jahr) (Band der Zeit)
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The failures of the USSR's Mars 4-7 marked the USSR's last attempts in the 70s and early 80s to send spacecraft to Mars. Viking 1 and Viking 2 were sent by the US to gather images of Mars, with great success. Because they operated for such a long time, US will also not send anymore spacecraft to Mars until the 90s. (9 Apr 1975 Jahr – 9 Apr 1988 Jahr)

Zugefügt zum Band der Zeit:

Mars Launch Timeline

ByLogan Gorkov
29 Jan 2018

Datum:

9 Apr 1975 Jahr
9 Apr 1988 Jahr
~ 13 years
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