Astronomers discover more than 100 hidden black holes in a star cluster, revealing surprising movements in ancient galactic ...

Using the Hubble Space Telescope (HST), astronomers have observed a globular cluster known as NGC 1754 as part of a ...

Astronomy enthusiasts can look forward to several celestial events in June. Venus will be at its greatest western elongation.

The night sky in June 2025 promises a spectacular array of celestial events that will captivate amateur astronomers and sky ...

This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions. Here’s when you ...

Globular Cluster Messier 5 (M5 ... On the night of May 22, the planet will be just 2°28’—or the distance of about 2.5 pinky fingers at arm’s length—away from the waning crescent moon.

Initially, the astronomer who first made note of this fuzzy-looking glowing cluster thought it might be a nebula. But it’s not. M3 is what’s called a globular cluster. Scientists believe it ...

The planet lies in a globular cluster, Messier 4, over 6,000 light-years from Earth. Globular clusters are ancient, tightly packed balls of hundreds of thousands of stars. PSR B1620-26b remains ...

Explore the wonders of the Northern Hemisphere's night sky with our guide to the best celestial sights you can observe with binoculars between May and July.

This planet parade — when planets align in ... For those looking to observe the ancient globular cluster, which NASA estimates is between 11 and 13 billion years old, the agency says to look ...

How to glimpse ‘ancient’ cluster of stars in 2025 April is the best month to witness a globular cluster of stars ... Mercury, the smallest planet closest to the Sun, can be seen in the later ...