The Great Square of Pegasus, globular cluster M15, and Stephan’s Quintet

September 27–October 4, 2012: The Great Square of Pegasus is an excellent target for naked-eye observers, globular cluster M15 offers small-telescope owners nice views, and large-telescope owners can seek out Stephan's Quintet.

By Michael E. Bakich

Published: September 27, 2012

All three objects this week — the Great Square of Pegasus, globular cluster M15, and Stephan's Quintet — lie within the confines of the constellation Pegasus. Astronomy: Roen Kelly

Each week, Astronomy magazine Senior Editor Michael E. Bakich, a master at explaining how to observe, posts a podcast about three or more objects or events you can see in the sky.

Targets for September 27–October 4, 2012
Naked eye: The Great Square of Pegasus
Small telescope: Globular cluster M15
Large telescope: Stephan's Quintet

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