M3 (NGC 5272)
Globular cluster in the constellation Canes Venatici. M3 is comprised of over 500,000 stars, many of them variables.
-
-
Messier Object 3
Lots of cool info on M3! -
Variables: What Are They and Why Observe Them?
More variables have been found in M3 than in any other globular cluster in the Milky Way. But what exactly is a variable?
Join the Discussion