| Messier Object | Other Name(s) | Type of Object | Constellation | Thumbnail Image | Comments |
| M1 | The Crab Nebula; NGC1952 | Supernova remnant | Tau | |
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| M2 | NGC7089 | Globular Cluster | Aqr | |
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| M3 | NGC5272 | Globular Cluster | CVn | |
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| M4 | NGC6121 | Globular Cluster | Sco | |
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| M5 | NGC5904 | Globular Cluster | Ser | |
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| M6 | NGC6405 | Galactic (0pen) Cluster | Sco |
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| M7 | NGC6475 | Galactic (0pen) Cluster | Sco |
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| M8 | Lagoon Nebula; NGC6523, NGC6530 | Diffuse Nebula | Srg | |
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| M9 | NGC6333 | Globular Cluster | Oph | |
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| M10 | NGC6254 | Globular Cluster | Oph | |
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| M11 | NGC6705 | Galactic (0pen) Cluster | Sct | |
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| M12 | NGC6218 | Globular Cluster | Oph | |
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| M13 | NGC6205 | Globular Cluster | Her | |
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| M14 | NGC6402 | Globular Cluster | Oph | |
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| M15 | NGC7078 | Globular Cluster | Peg | |
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| M16 | Eagle Nebula; Star Queen Nebular; NGC6611 | Galactic (Open) Cluster and Nebula | Ser | |
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| M17 | Omega Nebula; Horseshoe Nebula; NGC6618; Checkmark Nebula; Swan Nebula | Emission Nebula | Sgr | |
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| M18 | NGC6613 | Galactic (0pen) Cluster | Sgr | |
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| M19 | NGC6273 | Globular Cluster | Oph | |
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| M20 | Trifid Nebula; NGC6514 | Diffuse Nebula | Sgr | |
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| M21 | NGC6531 | Galactic (0pen) Cluster | Sgr | |
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| M22 | NGC6656 | Globular Cluster | Sgr | |
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| M23 | NGC6494 | Galactic (0pen) Cluster | Sgr | |
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| M24 | NGC6603 | Galactic (0pen) Cluster | Sgr | |
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| M25 | NGC6603 | Galactic (0pen) Cluster | Sgr | |
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