2011 Skywatching Guide: Planets in the Solar System

2011 Skywatching Guide: Planets in the Solar System

The planets of our solar system are at tomes some of the most rewarding and simplest skywatching targets to spot, if you know when and where to look. Here's a look at how to observe the planets of the solar system in 2011: Tip: Astronomers measure distances in…