Speeds of our fastest current spacecraft
Suppose you wanted to reach Alpha Centauri in 100 years.
a. How fast would you have to go, in km/hr3
b. How many times faster is the speed you found in (a) than the speeds of our fastest current spacecraft (around 50,000 km/hr)?
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How many times faster is the speed you found in (a) than the speeds of our fastest current spacecraft (around 50,000 km/hr)?
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