NGC 5139 Omega Centauri

Capture

Seestar s50 27 stacks

Date

15 March 2026

Location

Camden, NSW

Original

1080 × 1920 px

NGC 5139 Omega Centauri is a globular cluster in the constellation of Centaurus. Located at a distance of 17,090 light-years, it is the largest known globular cluster in the Milky Way at a diameter of roughly 150 light-years. It is estimated to contain approximately 10 million stars, with a total mass of 4 million solar masses, making it the most massive known globular cluster in the Milky Way. Apparent magnitude 3.9

See it in the star clusters gallery