After reading this impressively illustrated book, you will know a lot about the planet Venus - almost too much. In terms of the volume of content and colour illustrations it's hard to fault, I just felt like I was being given too much information without enough contextual narrative. This is always a balance with popular science: for me this was more like reading a very long Wikipedia entry than an effective book. Having said that, unless you are already deeply immersed in Venus and its history, there is no doubt that you will learn plenty along the way. William Sheehan and Sanjay Shridhar Limaye start us of with pre-science. We discover how early civilisations regarded Venus (whether as one item or separate morning and evening stars) and the range of myths attached to the planet. The authors then bring in telescopes and, to a degree, the disappointment that gets a better look at Venus did not reveal more, thanks to the planet's permanent, thick cloud cover. The remainder of the...