Galaxy
Triangulum Galaxy
Spiral galaxy (SA(s)cd) · M33
The third-largest of the Local Group
A face-on spiral rich in star-forming regions, including NGC 604, one of the largest known stellar nurseries.
In your sky
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Key facts
Distance
~2.73 million light-years
Diameter
~61,000 light-years
Apparent mag.
+5.7
Stars
~40 billion
Did you know
- It is among the most distant objects visible to the naked eye under excellent skies.
- It may be a satellite of Andromeda.
- It has no central bulge.
