OBSERVING June 2016 This 4-hour total LRGB exposure made with an 80-mm refractor highlights the dusty reflection nebula surrounding the bright stars of the Pleiades (M45). In This Section 42 Sky at a Glance 42 Northern Hemisphere Sky Chart 43 Binocular Highlight: A Starry Shoe 44 Planetary Almanac 45 Northern Hemisphere's Sky: The Seal of the Sky 46 Sun, Moon & Planets: Three Planet Night PHOTOGRAPH: ZORAN NOVAK 48 Celestial Calendar 48 Hunt the Moons of Mars 49 Saturn at Opposition 51 June's Action at Jupiter 52 Exploring the Moon: The ABCs of Lunar Craters 54 Deep-Sky Wonders: Thistledown 57 Going Deep: An Unexpected Bloom Additional Observing Story: 26 The Elusive B Cassiopeiae SkyandTelescope.com June 2016 41http://www.SkyandTelescope.com