How To Make DIY Galaxy Sensory Bottles
Create these DIY Galaxy Sensory Bottles: Galaxy Glow, Starry Night, and Galaxy Treasure Hunt! Perfect for toddlers, preschoolers, and older kids who love all things space.

Always supervise children during sensory play. See full disclaimer here. This post may contain affiliate links, which means I may earn a small commission if you make a purchase through these links, at no extra cost to you. As an Amazon Associate, I earn from qualifying purchases. I only recommend products I personally use and love! You can read more about my disclosure policy here.
Space-themed activities are a blast for curious little minds. And what better way to explore the universe from home than with DIY Galaxy Sensory Bottles?
These mesmerizing bottles are not only easy to make but also serve as a fantastic tool for calming, focus, and sensory exploration.
Whether you’re setting up a space-themed play area, looking for a fun DIY project, or need a mess-free activity for your little astronaut, these galaxy sensory bottles are a must-try!
Why Galaxy Sensory Bottles Are Awesome
Galaxy Sensory Bottles are an out-of-this-world sensory activity for kids! With swirling glitter galaxies, floating stars, and soft puffy “planets,” these bottles invite kids to explore their senses in a calming and imaginative way.
Plus, space-themed sensory play is perfect for sparking curiosity and creativity. Your kids can shake, twist, and roll their bottles, watching how the glitter and objects float and swirl like stars in the night sky.
These sensory bottles are the ultimate mess-free activity to keep little hands busy and engaged. Whether it’s for quiet time, a craft station, or part of a space unit study, these bottles bring the magic of the cosmos right to your child’s fingertips!
How to Make The Best Galaxy Sensory Bottles

What You’ll Need
Here’s what you’ll need to make three different types of galaxy sensory bottles: Galaxy Glow, Starry Night, and Galaxy Treasure Hunt:
- Empty plastic bottles
- Water
- Clear glue (about 1/2 cup for the Starry Night bottle)
- Baby Oil (for the Galaxy Glow bottle)
- Rice (black, blue, or purple for the Galaxy Treasure Hunt bottle)
- Food coloring or liquid watercolors (blue, purple, or black)
- Glitter (fine or chunky, in silver, blue, purple, or holographic)
- Star confetti or Glow-in-the-dark stars
- Mini astronaut erasers, Space themed charms, or tiny alien figures
- Hot glue gun or Super glue to secure the lid.
Galaxy Sensory Bottle Instructions

1. Galaxy Glow Sensory Bottle
- Fill an empty plastic bottle half full with water.
- Add a few drops of dark blue or purple food coloring or liquid watercolors.
- Sprinkle in a pinch of chunky silver glitter or a few star-shaped sequins for a sparkly galaxy effect.
- Fill to the top with baby oil, leaving about 1/2 inch space at the top so there is room to shake.
- Secure the lid with hot glue or super glue.
- Shake it up and watch the galaxy waves swirl and flow like outer space!

2. Starry Night Sensory Bottle
- Fill an empty plastic bottle halfway with water.
- Add 1/2 cup of clear glue.
- Add blue, silver, and purple glitter along with a few drops of dark blue or purple food coloring.
- Drop in star-shaped confetti.
- Fill the rest of the bottle with water, leaving about 1/2 inch space at the top so there is room to shake.
- Secure the lid with hot glue or super glue.
- Shake it up and enjoy your shimmering galaxy in a bottle!

3. Galaxy Treasure Hunt Sensory Bottle
- Prepare black or navy-colored rice: Place white rice in a baggie with some black or dark blue food coloring and shake well. Lay flat to dry on parchment paper or a baking sheet.
- Fill the bottle about halfway with the dyed rice.
- Add small glow-in-the-dark stars, mini astronaut erasers, moon beads, or other space-themed trinkets. Leave about 1/2 inch space at the top.
- Secure the lid with hot glue or super glue.
- Shake it up and go on a space treasure hunt to find all the hidden treasures in your mini night sky.
You’ll Love These Galaxy Sensory Bottles
You’re going to love these fun and engaging Galaxy Sensory Bottles! Whether you’re making them as part of a homeschool science unit, a calming sensory activity, or just a fun space-themed craft, they’re sure to be a hit with your little explorers.
The best part? You can totally customize them! Try different colors, glow-in-the-dark materials, or even galaxy-themed charms to make your bottles extra unique.
So grab your supplies and get crafting. These galaxy sensory bottles are stellar fun you don’t want to miss!
Which one will you make first? Let me know in the comments below!
Recommended
- The Best DIY Kinetic Sand Space-Themed Sensory Bin
- How To Make A DIY Kinetic Sand Space Sensory Bin
- 25 Best Summer Sensory Activities For Kids
- 9 Best Ocean Sensory Activities For Kids
- 4 Recipes: How To Make Taste-Safe Sensory Mud And Dirt
- 18 Recipes: The Best DIY Sensory Bin Fillers
- 6 of the Best Patriotic 4th Of July Sensory Activities