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File:Messier_3_-_Adam_Block_-_Mount_Lemmon_SkyCenter_-_University_of_Arizona.jpg · Wikimedia Commons · See Wikimedia Commons

EntityQ78384126· pop 62· linked from 499 articles

Messier 3

Also known as M3

galactic globular cluster in the constellation Canes Venatici

AI overview

Messier 3 is a dense, spherical collection of hundreds of thousands of ancient stars located in the constellation Canes Venatici, relatively close to Earth in cosmic terms. Astronomers find it scientifically valuable because its large population of old stars makes it useful for studying stellar evolution and the early history of our galaxy.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Distance from Earth: 0.010
Radius: 90
Image: Messier3 - SDSS DR14 (panorama).jpg

Show 13 more facts

radial velocity: -141.2
declination: 28.377278
catalog code: [KPS2012] MWSC 2152
right ascension: 205.548417
apparent magnitude: 6.135
time of discovery or invention: 1764-05-03
Commons category: Messier 3
Commons gallery: Messier 3
spectral class: VI
absolute magnitude: -8.85
metallicity: -1.58
right ascension component of proper motion: -1
declination component of proper motion: -2

Sources (2)

via Wikidata · CC0

~3 min read

Article

Messier 3 (M3; also NGC 5272) is a globular cluster located 33.9 thousand light years from Earth in the northern constellation of Canes Venatici. It is one of the largest and brightest globular clusters discovered with around 500,000 stars.

Discovery