Caldwell 3Caldwell 3
Galaxy · C3, Caldwell 3, NGC 4236, PGC 39346, UGC 7306
Caldwell 4Caldwell 4 – Iris Nebula
Reflection Nebula · C4, Caldwell 4, Iris Nebula, LBN 104.08+14.21, LBN 487, NGC 7023, van den Bergh 139, vdB 139
Caldwell 5Caldwell 5 – Hidden Galaxy
Galaxy · C5, Caldwell 5, Hidden Galaxy, IC 342, PGC 13826, UGC 2847
Caldwell 7Caldwell 7
Galaxy · C7, Caldwell 7, NGC 2403, PGC 21396, UGC 3918
Caldwell 10Caldwell 10
Open Cluster · C10, Caldwell 10, Mel 11, Melotte 11, NGC 663
Caldwell 12Caldwell 12 – Fireworks Galaxy
Galaxy · Arp 29, C12, Caldwell 12, Fireworks Galaxy, NGC 6946, PGC 65001, UGC 11597
Caldwell 13Caldwell 13 – Dragonfly Cluster
Open Cluster · C13, Caldwell 13, Dragonfly Cluster, Mel 7, Melotte 7, NGC 457
Caldwell 14Caldwell 14 – Persei Double Cluster
Open Cluster · C14, Caldwell 14, chi Persei Cluster, Collinder 24, Collinder 25, Cr 24, Cr 25, h Persei Cluster, Mel 13, Mel 14, Melotte 13, Melotte 14, NGC 869, NGC 884, Persei Double Cluster
Caldwell 16Caldwell 16
Open Cluster · C16, Caldwell 16, Mel 240, Melotte 240, NGC 7243
Caldwell 20Caldwell 20 – North America Nebula
Emission Nebula · C20, Caldwell 20, LBN 085.75-01.48, LBN 373, NGC 7000, North America Nebula, Sh2-117, Sharpless 117
Caldwell 25Caldwell 25 – Intergalactic Wanderer
Globular Cluster · C25, Caldwell 25, Intergalactic Wanderer, NGC 2419
Caldwell 27Caldwell 27 – Crescent Nebula
Emission Nebula · C27, Caldwell 27, Crescent Nebula, LBN 203, NGC 6888, Wolf-Rayet 136, WR 136
Caldwell 28Caldwell 28
Open Cluster · C28, Caldwell 28, Mel 12, Melotte 12, NGC 752
Caldwell 31Caldwell 31 – Flaming Star Nebula
Emission Nebula · C31, Caldwell 31, Flaming Star Nebula, IC 405, LBN 795, van den Bergh 34, vdB 34
Caldwell 31van den Bergh 34
Reflection Nebula · C31, Caldwell 31, Flaming Star Nebula, IC 405, LBN 795, van den Bergh 34, vdB 34
Caldwell 33Caldwell 33 – Eastern Veil Nebula
Supernova · C33, Caldwell 33, Eastern Veil Nebula, NGC 6992
Caldwell 33Sharpless 103 – Cygnus Loop
Supernova · Bat Nebula, C33, C34, Caldwell 33, Caldwell 34, Cygnus Loop, Eastern Veil Nebula, LBN 074.53-08.42, LBN 191, NGC 6960, NGC 6979, NGC 6992, NGC 6995, Sh2-103, Sharpless 103, SNR G74.0-08.6, Western Veil Nebula
Caldwell 34Caldwell 34 – Western Veil Nebula
Supernova · C34, Caldwell 34, LBN 074.53-08.42, LBN 191, NGC 6960, Western Veil Nebula
Caldwell 37Caldwell 37
Open Cluster · C37, Caldwell 37, NGC 6885
Caldwell 38Caldwell 38 – Needle Galaxy
Galaxy · C38, Caldwell 38, Needle Galaxy, NGC 4565, PGC 42038, UGC 7772
Caldwell 41Caldwell 41 – Hyades
Open Cluster · C41, Caldwell 41, Collinder 50, Cr 50, Hyades, Mel 25, Melotte 25
Caldwell 47Caldwell 47
Globular Cluster · C47, Caldwell 47, Mel 230, Melotte 230, NGC 6934
Caldwell 49Caldwell 49 – Rosette Nebula
Emission Nebula · C49, C50, Caldwell 49, Caldwell 50, Mel 47, Melotte 47, NGC 2238, NGC 2244, Rosette Nebula