
Explore the Night with Bob King
See Summer's Best “Gobbled” Globulars
Mergers between the Milky Way and long-ago dwarf galaxies have enriched our skies with dozens of iconic globular clusters. Many are visible in small telescopes.

“The Sparkler” Might be Our Milky Way’s Long-Lost Twin
Astronomers are using compact groups of stars to probe the history of a galaxy in the adolescent universe dubbed "The Sparkler."

Astronomers Discover Celestial Ruins on Our Galaxy’s Edge
A stream of stars scattered across 15 degrees of sky was once part of a globular cluster torn apart by our galaxy’s gravity. The stars represent some of the oldest in the Milky Way.

Unlocking the History of Globular Cluster Messier 5
A new study uses precise measurements of chemical elements to explore the formation history of one of the oldest globular clusters in the Milky Way.

The Last Wildflowers: Globular Clusters Greet Autumn
These four globular clusters are easy to find in autumn skies and a perfect way to welcome the season.

Astronomy News: Galactic One-Two Punch, Black Hole Heartbeat Falters
In the news this week: Globular clusters have the detailed scoop on our galaxy's past, and a "heartbeat" black hole binary in the Milky Way has gone mysteriously dim.

Explore the Night with Bob King
Hunting Bright Variable Stars in M5 and M13
Globular clusters are packed with variable stars, some of which are easy to see and follow in amateur telescopes. We explore M5 and M13, two of the season's finest.

Imaging Foundations with Richard Wright
Star Clusters: The Low Hanging Fruit of Astrophotography
Star clusters are a terrific way to practice your astrophotography fundamentals!

When a Star and a Binary Meet
What happens in the extreme environments of globular clusters when a star and a binary system meet? A team of scientists has new ideas about how these objects can deform, change their paths, spiral around each other, and merge.

Explore the Night with Bob King
Gobs of Globs — Tour 16 Spring Globular Clusters
Chandeliers of the galaxy, these distant stellar swarms fire our sense of wonder. Hop on and we'll tour 16 of season's finest!

Palling Around With Palomar Globular Clusters
The intriguing Palomar globular clusters will challenge observers with modest to large telescopes, while providing a satisfying ramble around the galactic halo.