globular cluster


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Related to globular cluster: Open cluster

globular cluster

n.
A roughly spherical, densely packed group of thousands to hundreds of thousands of stars that are gravitationally bound to one another and orbit a galaxy. Most known galaxies are orbited by numerous globular clusters.

globular cluster

n
(Astronomy) astronomy a densely populated spheroidal star cluster with the highest concentration of stars near its centre, found in the galactic halo and in other galaxies

glob·u·lar cluster

(glŏb′yə-lər)
A dense system of very old stars that has a more or less spherical structure. Globular clusters contain from ten thousand to one million stars. Compare open cluster.
References in periodicals archive ?
It is categorized as a globular cluster, which is a "spherical group of stars all tightly bound together by gravity." Spanning 175 light-years from one end to the other, M2 consists of around 150,000 stars. 
IANS | Washington Using the Hubble Space Telescope, astronomers have discovered a dwarf galaxy in a globular cluster which is only 30 million light-years away.
ISLAMABAD -- Astronomers have discovered what may be the first known example of a globular cluster about to be born - an incredibly massive and extremely dense yet star-free cloud of molecular gas.
The rare globular cluster Palomar 12 (named after the Palomar Observatory), situated relatively close to the Pisces Austrinus border, is around 60 000 light years distant.
47 Tucanae (NGC 104) - This impressive globular cluster can be found inside the SMC.
The globular cluster Messier 28 sits just one degree northwest of Lambda, and the two can share a field of view if you use an eyepiece that gives a magnification of 40x or less.
The light June nights are not the ideal time for deep-sky observing, but with Hercules overhead many telescopes will undoubtedly be pointed at the globular cluster M13 lying one third of the way down the western side of the Keystone at RA 16h 41.7m and Dec +36[degrees] 27' (2000.0).
Observations of the precession of the millisecond pulsar PSR B1516+O2B, located some 25,000 light-years away in the globular cluster M5, indicate that the pulsar most likely has a mass equivalent to about 1.94 suns.
Scientists found the huge, gaseous sphere in globular cluster M4 - a cluster of stars 12.7 billion years old and 5,600 light years away.
The planet, located in the M4 globular cluster (5,680 light-yrs away), was speculated to be a planet in the early 1990's when astronomers found some irregularities within the movement of two nearby stars.
You can't draw a globular cluster and make it look like a globular cluster.