ABSTRACT We examine the star clusters in the luminous irregular galaxy NGC 4449. We use a near‐infrared spectrum and broadband images taken with the Hubble Space Telescope to place a limit of 8–15 Myr ...

This week’s small-telescope target is the Lambda (λ) Centauri Cluster in Centaurus ... large-scope object is the Frame Galaxy, otherwise known as spiral NGC 3621 in the constellation Hydra ...

The lack of blue clusters suggests that NGC 1277 never grew further by gobbling up surrounding galaxies. [Background image] -- The galaxy lives near the center of the Perseus cluster of over 1,000 ...

Each week, Astronomy magazine Senior Editor Michael E. Bakich, a master at explaining how to observe, posts a podcast about three or more objects or events you can see in the sky.

Astronomers from Swinburne University in Australia and elsewhere have employed the Keck II telescope to investigate the globular cluster system of an ultra-diffuse galaxy designated NGC5846_UDG1.

But NGC 6744 is twice as big as our galaxy – 175,000 light-years across compared to the Milky Way's 100,000 light years. Abell 2390 is a galaxy cluster – a giant conglomeration of many ...

Kalirai, A. Milone Say hello to star cluster NGC 330. This bright region of space sits about 180,000 light-years away from Earth, tucked inside a dwarf galaxy known as the Small Magellanic Cloud.