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Please help giving 20 points An earth-like planet is 500 light years away why is this an obstacle for a manned space mission A. There are no plans to send a human B. The cost is too low C. Humans cannot
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Please help giving 20 points An earth-like planet is 500 light years away why is this an obstacle for a manned space mission

A. There are no plans to send a human
B. The cost is too low
C. Humans cannot live for 20 years
D. The is no oxygen in space

User Stepan Tsybulski
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1 Answer

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Not sure what "Humans cannot live for 20 years" mean but... 500 Light years is like 2,186,565 years.
User Prakash K
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7.3k points
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