Stars
Pictures of stars, including starscapes, star trails, bright stars in the sky, photos of constellations and images of the starry band of the Millky Way stretching across the night sky.
Beehive Cluster
Facts about and images of M44, also known as the Beehive Cluster.
Observing guide | Globular clusters
Globular clusters are some of the most beautiful objects to observe through a telescope. Discover the science of globulars and the best to see in the night sky.
Gallery | Hercules Globular Cluster
M13, the Hercules Globular Cluster, is perhaps the most famous of all globulars.
Masterclass: 10 ways to improve your imaging
Join our online spring Masterclass with award-winning planetary imager Martin Lewis at 7pm on 13 June 2024.
Save 20% when you buy all three as a series booking
Gallery | Omega Centauri globular cluster
Facts about the Omega Centauri globular cluster, one of the oldest objects in the Universe.
What's new?
5 hypothetical stars we've yet to discover
There could be dozens of strange stellar objects still left to discover. Here are some of the strangest hypothetical stars thought to exist.
What are stars?
What is a star? How does a star form and die? Find out in our guide packed with facts about stars and answers to some of the most commonly-asked questions.
Star clusters: an astronomer's guide
Groups of stars against the blackness of space, star clusters make great observational targets for the amateur astronomer.
Why do stars twinkle?
What makes stars appear to twinkle in the night sky, as seen from Earth? And why is it that stars twinkle, but planets do not?
The glorious Beehive Cluster is easy to see with binoculars. Here's how to find it
Facts about and images of M44, also known as the Beehive Cluster.
Star clusters
Facts and images about the gravitationally-bound collections of stars known as star clusters, including globular clusters and open clusters.
Gallery | The Pleiades
A guide to M45, also known as the Pleiades, and images of the famous open star cluster.
Gallery | Open star clusters
A guide to open star clusters and images captured by astrophotographers.
Gallery | Messier 35 and NGC 2158
A guide to M35 and NGC 2158, two open star clusters that are much further away from each other than they might appear.