Since the dawn of the space age in the 1960s, we have sent spacecraft to the most easily reached places in our solar system, such as Mars.
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Lesson Plans - 12th GradeSince the dawn of the space age in the 1960s, we have sent spacecraft to the most easily reached places in our solar system, such as Mars. Students will Students will * learn about NASA’s options for its space program; # At some time in the future, there likely will be cities in space. |
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