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Globular cluster M28, open cluster M25, and planetary nebula NGC 6781 | Astronomy.com

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Globular cluster M28, open cluster M25, and planetary nebula NGC 6781

Globular cluster M28, open cluster M25, and planetary nebula NGC 6781

August 20–27, 2015: Globular cluster M28 and open cluster M25 in Sagittarius offer small-telescope owners nice views, while large-telescope owners can seek out planetary nebula NGC 6781 in Aquila.

By Michael E. Bakich Тљ|Тљ Published: Thursday, August 20, 2015

This week's two small-telescope targets, globular cluster M28 and open cluster M25, both lie in Sagittarius.

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 August 20–27, 2015
Small telescope:
Globular cluster M28
Small telescope:
Open cluster M25
Large telescope:
Planetary nebula NGC 6781