Categories Astronomy M 100 Post author By Luca Zanini Post date April 12, 2021 No Comments on M 100 M 100 or NGC 4321 is a spiral galaxy of the Virgo cluster at 55 milion of light years from us.In the photo near to M 100 you can see NGC 4323 and NGC 4328 that are two satellite galaxies of M 100 as highlighted in the second photo. Tags galaxy, m100, ngc4323, ngc4328, spiral galaxy ← M 66 → M 13 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.