Messier as a “nebula without stars”, this globular cluster was discovered by him in 1764. This cluster in located in the constellation Ophiuchus (the Serpent Bearer). It is about 15,700 lys from Earth and ancient in the extreme with an estimated age of 12.6 billion years.Described by Charles
Notice the two adjacent galaxies peeking through the cluster at about 8 o’clock just outside the central condensation. I’ve been able to identify the larger and brighter of the two as PGC 1103219.