Happy Space Day. Remember that? The anniversary of the day a human being first walked on the moon? A day that was supposed to be as important as Columbus Day?
However, as Heinlein famously remarked, "when it's time to railroad, you railroad." And conversely, if the time is not right, you try it and fail. Ask the Vinland colony. Ask the Greenlanders. In fact, ask any of the Old Norse. As The Wanderer said in his musings on exile, "Fate is fully fixed." Or as many another has put it, "you can't fight the laws of nature."
The time was not yet right. Look us up again sometime around 2035.