A lopsided square of 4 stars called the 'Keystone', found in he Hercules Constellation, points the way to the Hercules Cluster (M31). Draco (the Dragon) and Boötes (the Herdsman) also highlight June's skywatching.
How to Use Hercules 'Keystone' to Find 'Million Star' Cluster | June 2014 Skywatching Video
SPACE.com - 30 May 2014 17:22
A lopsided square of 4 stars called the 'Keystone', found in he Hercules Constellation, points the way to the Hercules Cluster (M31). Draco (the Dragon) and Boötes (the Herdsman) also highlight June's skywatching.
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