Johann Abraham Ihle (14 June 1627 – c.1699) was a German amateur astronomer who discovered the first known globular cluster, M22,[1] on 26 August 1665 while observing Saturn in Sagittarius.

References

  1. Sharp, N. A., M22, NGC6656, REU program/NOAO/AURA/NSF, retrieved 2006-08-16.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.