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Hercules

Messier Objects

M13 is the brightest globular cluster in the northern sky and is visible to the naked eye as a fuzzy blur on one side of the asterism known as the "Keystone." Binoculars are needed, however, to see the other globular cluster, M92.

Other Deep Sky Objects

NGC 6210 is a planetary nebula which is visible only through a telescope.

Stars With (Un)Common Names

alpha¹: Rasalgethi
beta: Kornephoros

Meteor Shower Radiants

The radiant of the Lyrids lies not in the constellation Lyra but within the boundaries of Hercules.

Sky Charts

0100 Hours Sidereal Time (45° North)
0900 Hours Sidereal Time (45° North)
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1300 Hours Sidereal Time (45° North)
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1900 Hours Sidereal Time (45° North)
2100 Hours Sidereal Time (45° North)
2300 Hours Sidereal Time (45° North)

1300 Hours Sidereal Time (30° South)
1500 Hours Sidereal Time (30° South)
1700 Hours Sidereal Time (30° South)
1900 Hours Sidereal Time (30° South)
2100 Hours Sidereal Time (30° South)

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