Learn how to make your own mesmerizing galaxy in a mason jar using cotton balls, acrylic paints, glitter, and simple materials at home!

Scale

1 clear mason jar (any size)

Cotton balls (enough to fill the jar)

Acrylic paint (black, purple, pink, blue, teal)

Glitter (silver, iridescent, or holographic)

Water (as needed)

Wooden stick or straw (for stirring)

Optional: Glow-in-the-dark paint or glitter

Fill 1/4 of the mason jar with water and mix with a few drops of one paint color.
Add stretched cotton balls to absorb the colored water, then sprinkle glitter.
Repeat the process with different colors, layering cotton and glitter until the jar is full.
Seal the jar and optionally decorate the outside.
Display your galaxy jar or use it as a nightlight.

Stretch the cotton balls thinly for better blending.
Add glow-in-the-dark glitter for an extra magical effect.
Use a wooden stick for easier placement and stirring inside the jar.
Make multiple jars with different color combinations for a whole galaxy collection!

Keywords: DIY galaxy jar, galaxy mason jar, mason jar craft, galaxy in a jar, homemade galaxy craft, easy galaxy jar