Trumpler 2 is an
open cluster
An open cluster is a type of star cluster made of up to a few thousand stars that were formed from the same giant molecular cloud and have roughly the same age. More than 1,100 open clusters have been discovered within the Milky Way galaxy, an ...
located in the
constellation Perseus. It is approximately 2000 light-years from Earth, placing its position within the
Perseus Arm
The Perseus Arm is one of two major spiral arms of the Milky Way galaxy. The second major arm is called the Scutum–Centaurus Arm. The Perseus Arm begins from the distal end of the long Milky Way central bar. Previously thought to be 13,000 lig ...
of the
Milky Way Galaxy
The Milky Way is the galaxy that includes our Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye. ...
. Although at this large distance, it can be seen with the naked eye, at magnitude 6.
It has a central red star named HD 16068 of spectral type K3.5II-III, and is visually the brightest star of the cluster as seen from Earth.
See also
*
NGC 957 - a nearby open cluster
References
External links
*
Open clusters
Perseus (constellation)
Trumpler catalog
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