Ronald Reagan has become the first president of the United States to talk about the possibility of an alien invasion from space, and he did so not once or twice, but in three speeches. Reagan was also the only president to admit this in a 1984 presidential debate against Walter Mondale [to] having “philosophical discussions” about Armageddon in the White House with some fairly well-known fundamentalist preachers. And then there was the explosion over astrology in the White House, sparked by Don Regan’s revelations that Nancy had often consulted astrologers to arrange appointments with the president. The…