This week’s first large-telescope target, emission nebula NGC 7538, lies 5° northwest of magnitude 4.9 Tau (τ) Cassiopeiae.
Astronomy: Roen Kelly
Each week, Astronomy magazine Senior Editor Michael E. Bakich, a master at explaining how to observe, posts a podcast about three objects or events you can see in the sky.
Targets for October 9–16, 2014
Small telescope: Open cluster NGC 7686
Large telescope: Emission nebula NGC 7538
Large telescope: Barred spiral galaxy NGC 7640
