Many open star clusters are great to capture with the 1800mm focal length and a full-frame camera. This was also the case with Messier 67.

Many open star clusters are great to capture with the 1800mm focal length and a full-frame camera. This was also the case with Messier 67.
Messier 67 is an ancient open cluster located approximately 2,700 light-years away in the constellation Cancer that reaches its annual culmination at astronomical midnight and is best observed around End January.