New evidence suggests that a dwarf galaxy orbiting the Milky Way called Ursa Major III is actually a star cluster.

Warm summer nights in August offer a front-row seat to some of the most mesmerizing star clusters in the sky. According ...

Viewing with the aid of 10x50 binoculars will bring the light cast by a stellar cluster into sharper focus, or even allow you ...

New JWST observations of the Phoenix Cluster of galaxies support a theory about star formation that other clusters challenge.

Star clusters are stellar groups held together by gravity, which are born together in cosmic nurseries. Open clusters, such as the Hyades and Pleiades, are youngish and look like loose groups ...

Star clusters are groups of stars that formed together and remain bound by their mutual gravity. They mainly come in two ...

In August, astronomers can observe three prominent star clusters: Hercules, Pleiades, and Hyades. These clusters, comprising ...

August 2025 presents a celestial spectacle, inviting stargazers to explore the night sky. This month offers optimal viewing ...

Earendel, which astronomers believed to be the most distant star ever observed, may be something else according to new ...

Ursa Major III/Unions 1 (UMa3/U1), the faintest known satellite of our galaxy, orbits the Milky Way at a distance of more ...

As mid-August nights draw in, stargazers across the northern hemisphere are being treated to some of the most striking views of the year. Among the highlights are three prominent star clusters, each ...

"It appears that there is a preferred physical environment in which stars form when they evolve within these clouds." ...