… or at least once every 26 months or so. [1] [1]: https://en.wikipedia.org/wiki/Exploration_of_Mars#Launch_windows https://en.wikipedia.org/wiki/Exploration_o

… or at least once every 26 months or so. [1] [1]: https://en.wikipedia.org/wiki/Exploration_of_Mars#Launch_windows https://en.wikipedia.org/wiki/Exploration_of_Mars#Launch_win... We sent 3 separate spacecraft to Mars during the most recent launch window. We’ll see how we do next time around.