mahir
How long ago was Mars first observed?
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Mercury (planet)
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replied to: mahir
skjames
Replied to: How long ago was Mars first observed?
It was observed 4th century BC as viewed from earth
replied to: skjames
tbone
Replied to: It was observed 4th century BC as viewed from earth...
It was visible at sunset which they called Apollo and at sunrise which was called hermes