Object dossier

Open Cluster M52

Open Cluster

Compact open cluster in Cassiopeia with a rich star field, often framed together with nearby diffuse nebulae in wide-field images.

Facts

Catalog numbers
Messier: M52
Ngc: NGC 7654
Constellation
Cassiopeia
Coordinates
RA: 23h 24m 47s
Dec: +61deg 35m 35s RA: 351.1960deg · Dec: 61.5930deg
Magnitude
5.0
Angular size
13 x 13
arcmin

Images

Image the Bubble and Lobster Claw Nebula.
Bubble and Lobster Claw Nebula Aug 24, 2025
Bubble and Lobster Claw Nebula Aug 24, 2025
Image the Bubble and Lobster Claw Nebula.
Bubble and Lobster Claw Nebula Aug 3, 2024
Bubble and Lobster Claw Nebula Aug 3, 2024