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Zodiac: Libra
Sep 24 - Oct 23
Read more about Libra.
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Messier 51 (Whirlpool Galaxy)

Messier object number 51 (NGC 5194) is a spiral galaxy and in the constellation of Hunting Dogs. It is also known as the Whirlpool Galaxy. It is approximately 20 million lightyears away from earth.
Whirlpool Galaxy (M51, NGC5194) is one of the most beautiful spiral galaxies in the night sky. It is interacting with its smaller companion NGC 5195, which is also easily observable in amateur telescopes. Several supernovae have been observed in the Wirlpool Galaxy, which is a great event to help determine the distance of the galaxy. It's diameter is estimated at 76,000 lightyears, which brings it at an overall size of 43% of our own Galaxy.
Declination
47.1879°
Right ascension
-10h -30m -2.88s (-157.51200°)
The magnitude (brightness) is measured on a logarithmic scale. Small numbers mean bright stars: A star with a brightness of 1 mag is 100 times brighter that an star with 6 mag.
Magnitude
10 mag
not in database
The distance is measured in light years (LY). A light year is the distance, that light travels within one year. 1 LJ is equal to about 5,878,630,000,000 miles.
Distance
20 million20 mil ly
not in database
Messier NºMessier Nº
51
NGC NºNGC Nº
5194
Every star belongs to a constellation, and 12 of those constellations are part of the zodiac.
Constellation
Canes Venatici (Hunting Dogs)
Photograph of the Whirlpool Galaxy.
Image credit: NASA, ESA, S. Beckwith (STScI), and The Hubble Heritage Team STScI/AURA)
Disclaimer
While we take great care in compiling the data of all astronomical objects in our database, errors can never be ruled out completely. Therefore, no warranty is taken over for the correctness of the data, the descriptions, or the associated images. Staracle cannot be held liable for any damage, direct or indirect, that may result from incorrect data.
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