a little dated, but huge ...

I'm not disappointed. In fact, this book is so therefore it will take me months to deal with them. For an amateur wishing flit from one theme to another, it's ideal. The system references to pages related to the theme is well thought out.
Only downside, the concepts discussed are flown. But no one buys such a book to deepen the concepts of Planck time or theories of relativity ...

In short, it is ideal to dive for hours in contemplation and fly over the most basic concepts of astronomy and the solar system. And big plus, the part reserved for the observation of stars, nebulae, via SEO by constellation, is that good ...

Beware, however, if it is so cheap is that the ephemeris are just outdated in 2011. But for that, we have other books that appear each year, and many websites that give us a constant renewal ... no big worry, then.