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Does it always take the same amount of time to reach Mars from Earth, or does it depend on the launch window? - Quora
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Where did Mars's liquid water go? A new theory holds fresh clues.
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Why does it take 14 minutes for the information to reach Earth from Mars even though signals travel at the speed of light? - Quora
How Long Does it Take to Get to Mars? - YouTube
NASA's Journey to Mars | NASA
