Celestial hemisphere:  Northern  ·  Constellation: Triangulum (Tri)  ·  Contains:  M 33  ·  NGC 598  ·  Triangulum galaxy
Messier 33 in Halrgb, Lawrence E. Hazel
Messier 33 in Halrgb
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Messier 33 in Halrgb

Messier 33 in Halrgb, Lawrence E. Hazel
Messier 33 in Halrgb
Powered byPixInsight

Messier 33 in Halrgb

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Description

The Triangulum Galaxy is a spiral galaxy approximately 3 million light-years from Earth in the constellation Triangulum. It is catalogued as Messier 33 or NGC 598. The Triangulum Galaxy is the third-largest member of the Local Group of galaxies, behind the Milky Way and the Andromeda Galaxy. It is one of the most distant permanent objects that can be viewed with the naked eye.

o Number of stars: 40 billion

o Apparent magnitude: 5.72

o Apparent mass: 50 billion solar-mass

o Distance to Earth: 2,723,406 light-year

o Galactic group: Local Group

o Constellation: Triangulum

from wikipedia

Nine 630 sec. frames each of rgb, luminance and Halpha

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