49: The Syzygy Planet Hunter's Guide

Some planets are easy to spot — Venus, for example, the morning star, the evening star. Others take a bit more effort to see with the naked eye, like Mercury, Mars, Jupter and Saturn. Uranus and Neptune require some technical assistance. And Pluto is more challenging still. Emily gives the full rundown on how you too can collect all the planets, and fill in our handy Official Syzygy Planet Spotting Scorecard!