glink3 - Added on 2013-01-18
M 13 – Her @ Virtualtelescope	A total of 40 exposures, with 90 seconds of integration each and taken with the Planewave 17 unit, were averaged...
glink13 - Added on 2012-06-15
M13: The Great Globular Cluster in Hercules	... M13 is now modestly recognized as the Great Globular Cluster in Hercules, one of the brightest globular star clusters in the northern sky.
glink25 - Added on 2008-12-04
A Celestial Snow Globe of Stars	Like a whirl of shiny flakes sparkling in a snow globe, NASA's Hubble Space Telescope catches an instantaneous glimpse of many hundreds of thousands of stars moving about in the globular cluster M13, one of the brightest and best-known globular clusters in the northern sky
glink27 - Added on 2008-11-17
M13 Globular Cluster	An image by Gianluca Pompeo
glink36 - Added on 2007-06-06
M13 The Hercules Globular Cluster	At its distance of 25,100 light years, its angular diameter of 20′ corresponds to a linear 145 light years - visually, it is perhaps 13′ large. It contains several 100,000 stars; Timothy Ferris in his book Galaxies even says ?more than a million?...
glink48 - Added on 2005-07-11
APOD: August 19, 1998 - M13	From "Astronomy Picture of the Day": M13 is one of the most prominent and best known globular clusters...
glink61 - Added on 2004-10-07
A beautiful image of M13, by "AstroJoe"	A nice photo of the globular cluster M13 taken from the city of Salerno (Italy) by "AstroJoe" with an amatorial telescope.
glink54 - Added on 2003-05-13
M13 The Great Globular Cluster in Hercules	A wonderful image of the cluster, taken from Paul Kanevsky

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