Messier 52

Messier 52, often abbreviated as M52, is a stunning open star cluster situated in the constellation Cassiopeia. This celestial jewel is a captivating sight for both amateur and professional astronomers alike.

Comprising approximately 100 stars, M52 is relatively young, with an estimated age of around 35 million years. The cluster's central region shines particularly bright, featuring a prominent star known as HD 200077. This dazzling member adds to M52's overall appeal.

M52 is located approximately 5,000 light-years from Earth, making it a distant but accessible target for backyard astronomers with moderate-sized telescopes. It was first discovered by Charles Messier in 1774 and added to his famous catalog as the 52nd entry.

One of the cluster's notable characteristics is its rich stellar diversity. M52 boasts stars of varying ages, sizes, and temperatures, making it a fascinating subject for astronomical research. Additionally, it's often observed alongside the equally captivating bubble-shaped emission nebula, NGC 7635, also known as the "Bubble Nebula."

To observe Messier 52, look toward the constellation Cassiopeia in the northern sky during the fall and winter months. This celestial gem serves as a reminder of the wonders waiting to be explored in our vast universe, encouraging us to keep gazing up and seeking the beauty that lies beyond our own planet.

Sessions

Total Integration Time:

Sept. 9, 2023 - 13 * 300.0 seconds
Optolong L-Pro
Sept. 10, 2023 - 21 * 300.0 seconds
Optolong L-Pro

Catalogues

Messier New General Catalogue

Targets

M52 NGC7654

Gear

Telescope: Celestron Nexstar 8se
Camera: ZWO ASI294MC Pro
Mount: Sky-Watcher EQM-35 Pro