No less than three books have come out within the last month or so about the "space race" between the United States and the Soviet Union — a race that began 50 years ago. Unless you're a reader who's a space nut or who has a lot of time on your hands, I'm thinking you won't want to read all three, so here's a little synopsis of each to help you choose.

In A Ball, A Dog, and a Monkey: 1957 — The Space Race Begins (Simon & Schuster, 260 pages, $26)...