Galaxy Jars Step-by-Step Tutorial

Kids will love this out-of-this-world Galaxy in a Jar craft. Sensory jars are as calming as they are beautiful.
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If you have space fanatics, you have to try this fun craft! You and the kids will have so much fun making this DIY galaxy in a jar project!

Vertical pin image with text overlay: How to Make Your Own Galaxy Jars.
Galaxy Mason Jars make great sensory bottles and are a great craft for kids of all ages!

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Warning, this craft has a generous amount of glitter so if you have sparkalaphobia – or a fear of glitter – this project probably isn’t for you. 😃

This DIY Galaxy Jar, or Nebula Jar is a gorgeous craft for kids – and honestly, adults, too!

Having a sensory jar like this is a great way for young children to to relax and have a few minutes of ‘calm down’ time.

And I find it a great stress relief, too! Taking a few minutes to shake up the jar and watching the glitter swirl around really is therapeutic. The silver glitter makes me think of stars in the night sky, which I love looking at in real life, too.

In this tutorial, we’ll show you how to make a galaxy glitter jar. We’ve used purple paint in three shades to create an Ombre effect.

You can use different colors, but you might want to test them first to see how they look together.

Some galaxy jar DIY instructions do not call for cotton balls, but using them is what will give you the illusion of a nebula cloud.

It doesn’t take too much imagination to think of the glitter as baby stars in between clouds of dust and gas in some far off corner of the universe!

Along with this Glitter Slime, these jars would be a fun addition to any rainbow, unicorn, or Mermaid Themed Party

Related: Mason Jar Lid Coasters

Materials for making DIY Galaxy Jars

This is meant to be a brief overview of the how to make a galaxy jar. For step-by-step instructions and a full printable card, please scroll down to the teal box below

✂️ Supplies Needed

The following are affiliate links. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.

Here is what you will need to make this galaxy in a jar DIY project:

Many of these items are available at your local Dollar Tree or other dollar stores. I like to stock up simple craft supplies because my money goes a lot further that way!

📝Instructions

bottles of purple acrylic paint in front of glasses

Step 1: Add water to each glass until it’s about ¾ full. Put 4 or 5 drops of paint in each glass and stir with a popsicle stick. Use a separate popsicle stick for the dark, medium, and light colors. Add 1 or 2 more drops of paint, if needed, to deepen the colors in each glass.

cotton balls

Step 2: Stretch the cotton balls.

stretched cotton in jars

Step 3: Put the cotton balls in the jar, filling each one ¼ of the way with cotton balls.

painted added to cotton balls in jars

Step 4: Pour just enough of the darkest color of purple paint into each jar to soak the cotton.

glitter added to jars

Step 5: Add some of the glitter and stars to each jar.

stirring jars with craft stick to spread out the glitter

Step 6: Use a popsicle stick to spread the glitter over the cotton balls and around the sides of the jars.

more cotton added on the glitter layer

Step 7: Add another layer of cotton to each jar.

glass of paint and three jars with cotton

Step 8: Grab the glass with the medium shade of purple paint.

Cotton in jars has now been dyed purple - glitter in bowls to the side

Step 9: Pour the medium purple paint over the cotton ball layer in each jar.

glitter added to the second purple cotton layer

Step 10: Add another layer of glitter and stars, using the popsicle stick to spread the glitter around.

third layer of cotton placed over the glitter layer

Step 11: Add another layer of cotton balls to each jar.

glass of the lightest purple paint by the jars

Step 12: Grab the lightest shade of purple paint.

top view of light purple cotton in jars

Step 13: Pour the light purple paint over the cotton layer in each jar.

third layer of glitter added to jars

Step 14: Top with another layer of glitter and stars, using the popsicle stick to spread the glitter around. Finally, top the jars with their lids to seal.

Close up of Galaxy Jars without lids.
While it seems like a lot of steps, it’s really quite easy to make your own DIY galaxy jar!

Tips

Be sure to wipe the rim of the mason jar thoroughly before sealing the lid tight. Glitter can sometimes get stuck in the ridges at the top of the jar and prevent a good seal, causing the jars to leak.

How to Make Galaxy Jars

Galaxy Jars

Kids will love this out-of-this-world Galaxy in a Jar craft. Sensory jars are as calming as they are beautiful.
5 from 1 vote
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Keyword: diy galaxy in a jar, galaxy jars
Prep Time: 5 minutes
Cook Time: 25 minutes
Total Time: 30 minutes
Servings: 3 jars
Author: Ang Paris

As an Amazon Associate, I earn from qualifying purchases.

Equipment

  • 3-8-ounce plastic cups
  • Wooden craft sticks

Materials

  • 3 ombre colors of acrylic paint
  • 3 Mason jars a plastic jar is great for small children
  • Large cotton balls
  • Regular glitter you can also use glitter glue if you have it on hand
  • Chunky glitter
  • Glitter stars
  • water

Instructions

  • Add water to each glass jar until it’s about ¾ full. Put 4 or 5 drops of the paint in each glass and stir with a popsicle stick.
    Use a separate popsicle stick for the dark, medium, and light colors. Add 1 or 2 more drops of paint, if needed, to deepen the colors in each jar.
    3 ombre colors of acrylic paint, 3 Mason jars, water
  • Stretch the cotton balls.
    Large cotton balls
  • Put the cotton balls in the jar, filling each one ¼ of the way with cotton balls.
  • Pour just enough of the darkest color of purple paint into each jar to soak the cotton.
  • Add some of the glitter and stars to each jar.
    Regular glitter, Chunky glitter, Glitter stars
  • Use a popsicle stick to spread the glitter over the cotton balls and around the sides of the jars.
  • Repeat steps 2-6 with the medium purple paint and water mixture.
  • Repeat steps 2-6 with the light purple paint and water mixture. After adding the final layer of glitter, put the lids on the jars to seal them.

Video

Notes

Make sure you add enough cotton to the jars (especially on the sides) to prevent the colors from bleeding into each other.
The jars should be almost completely full of cotton.
When you spread the glitter with the popsicle stick, be careful not to mix up the paint colors, which will muddy the Ombre effect.
While we used shade of purple, you could also use a variety of pinks.
For best results, use a light paint, dark paint, and then a color in the middle.
For a glow-in-the-dark option, you can carefully insert a glow stick.
Tried this project? Pin It for Later!Mention @jugglingactmama or tag #jugglingactmama!

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2 Comments

  1. 5 stars
    I am a nanny and I’m always looking for fun projects to do with the kids I care for. this galaxy jar craft was a huge hit. Thank you!