This loose collection of stars is actually a dwarf irregular galaxy, called Holmberg IX. Of the more than 20,000 stars that can be resolved in this image, only about 10 percent are considered to be old stars.

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This loose collection of stars is actually a dwarf irregular galaxy, called Holmberg IX. Of the more than 20,000 stars that can be resolved in this image, only about 10 percent are considered to be old stars.