Stardust Slime

DIY Galaxy Slime: An Easy Recipe for Out-of-This-World Fun!

Embark on a creative journey to the cosmos right from your kitchen! Learn how to make captivating galaxy slime with this incredibly easy recipe. The dazzling combination of deep, shimmering colors and glitter creates a DIY slime that is truly out of this world, offering endless hours of sensory delight.

Learn how to make galaxy slime with this easy galaxy slime recipe. The dark colors and glitter combine for DIY slime that is truly out of this world! 
Dive into the mesmerizing world of galaxy slime with our simple DIY guide!

There’s an undeniable allure to all things cosmic, isn’t there? From distant stars to swirling nebulae, the galaxy holds a mystique that fascinates us all. This wonder translates beautifully into crafts and DIY projects, especially when they involve vibrant colors and shimmering glitter. It’s that blend of exciting mystery and breathtaking beauty that makes galaxy-themed creations so incredibly cool.

Craft Your Own Cosmic Creation: DIY Galaxy Slime

Today, we’re thrilled to share an absolutely awesome DIY galaxy slime recipe that captures the magic of the night sky in a squishy, stretchable, and super fun form. While you might initially plan this activity for your kids, gathering the supplies and printing out the instructions, don’t be surprised if you find yourself wanting to get in on the action too. The final product is so stunning and satisfying to play with, it’s truly a craft for all ages!

Slime making is more than just a fun activity; it’s a fantastic sensory experience that can help with fine motor skills, focus, and even introduce basic science concepts. Our galaxy slime recipe takes this experience to an intergalactic level, combining three distinct, glitter-packed colors that swirl together to mimic the breathtaking beauty of a distant galaxy.

galaxy slime with star glitter
Observe the captivating layers of black, purple, and teal, enhanced with shimmering star glitter.

Step-by-Step Guide: How to Make Dazzling Galaxy Slime

Creating this cosmic masterpiece involves making three separate batches of slime, each with its own vibrant color and generous sprinkle of glitter, before gently combining them to achieve that iconic swirling galaxy effect. Don’t worry, the process is straightforward and incredibly rewarding!

Before you begin, make sure you have all your ingredients and supplies neatly laid out. This will make the crafting process smooth and enjoyable.

Essential Galaxy Slime Ingredients & Supplies:

  • 1 (6 oz) bottle black glitter glue
  • 10 oz clear glue, divided
  • 1½ cup water, divided
  • 1½ tsp baking soda, divided
  • 3 tbsp saline contact solution, divided (ensure it contains sodium borate and boric acid)
  • Purple food coloring (gel food coloring often yields more vibrant results)
  • Teal food coloring
  • Pink, purple, gold, and teal glitter (extra fine glitter works best for shimmer!)
  • Star confetti (optional, but highly recommended for an authentic outer-space feel)

You will also need three medium-sized bowls or containers, along with three separate spoons or spatulas to mix each color of slime independently. This prevents colors from mixing prematurely and ensures crisp, distinct layers before combining.

pulling black glittery slime out of clear plastic container
The mysterious allure of the black glitter slime, ready to be kneaded into perfection.

Phase 1: Crafting the Deep Space Black Slime

  1. **Combine Primary Ingredients:** In your first medium-sized bowl, pour the entire 6 oz bottle of black glitter glue. Add ½ cup of water and ½ teaspoon of baking soda. Stir these ingredients thoroughly until they are well combined and the baking soda has dissolved.
  2. **Activate the Slime:** Now, add 1 tablespoon of saline contact solution. As you stir, you’ll immediately notice the magical transformation as the slime begins to form and pull away from the sides of the bowl.
  3. **Knead to Perfection:** At this stage, the slime will be quite sticky. Don’t worry, this is normal! Continue mixing with your spoon, then turn it out onto a clean surface or hold it in your hands and begin to knead it. The more you knead, the less sticky it will become. Continue kneading for several minutes until it reaches your desired consistency – stretchy, pliable, and no longer adhering excessively to your hands. Once perfect, set this beautiful black glitter slime aside in a separate container while you prepare the next colors.
in process image of purple glittery slime being made
The vibrant purple slime taking shape, generously adorned with glittering pink and purple sparkles.

Phase 2: Mixing the Radiant Purple Slime

With your black slime safely set aside, it’s time to create the enchanting purple glitter slime, mimicking distant nebulae.

  1. **Prepare the Base:** In your second clean bowl, combine 5 oz of clear glue (half of your 10 oz bottle) with ½ cup of water. Stir until these two ingredients are smoothly blended.
  2. **Add Color:** Introduce a few drops of purple food coloring. Stir well to distribute the color evenly. Keep adding drops incrementally and mixing until you achieve your desired vibrant shade of purple. Remember, a little goes a long way, but for a deep galaxy color, you can be generous!
  3. **Sparkle Time!:** Now for the fun part – glitter! Don’t be shy here. Dump a generous amount of pink and purple glitter into your mixture. As shown in the image above, you want plenty of sparkle to truly capture that galactic feel. Stir thoroughly to incorporate the glitter throughout the colored glue mixture.
  4. **Add Baking Soda:** Stir in ½ teaspoon of baking soda until it’s fully integrated.
  5. **Activate and Knead:** Add 1 tablespoon of saline contact solution. Mix vigorously with your spoon, then transfer the forming slime to your hands and knead it until it’s no longer sticky. This kneading process is crucial for achieving the perfect stretchy texture. Once ready, set your purple slime aside.

Phase 3: Creating the Shimmering Teal Slime

The final color for our galaxy masterpiece is a stunning teal, reminiscent of deep space gas clouds. You’ll follow a very similar process to the purple slime.

  1. **Repeat the Process:** In your third clean bowl, repeat steps 4 through 8, but this time using the remaining 5 oz of clear glue, teal food coloring, and a dazzling mix of teal and gold glitters. Ensure you knead it sufficiently until it’s smooth and pliable.
purple, black, and teal glitter slimes
All three glorious slime colors — black, purple, and teal — prepared and ready to be swirled together.

Phase 4: Swirling Your Galaxy Together!

  1. **Combine the Colors:** Now that you have all three magnificent colors of glitter slime – black, purple, and teal – it’s time for the grand finale! Lay each color of slime side-by-side on a clean surface. Gently twist them together, much like you would wring out a towel, or coil them into a loose braid. This careful twisting motion will create an awesome, marbled galaxy effect, showcasing all the vibrant layers.

One of the coolest aspects of this particular galaxy slime is how it transforms as you play with it. Initially, you’ll be able to clearly distinguish the individual black, purple, and teal strands, creating a beautiful marbled look. However, the more you stretch, fold, and squish it, the more the colors will gradually blend, creating new, complex swirls and deeper cosmic hues. It’s like watching a miniature galaxy evolve in your hands!

After playing with our galaxy slime for a while, we decided to elevate its outer-space effect even further by adding some charming star confetti. This optional step truly makes the slime look like a shimmering night sky filled with distant stars.

Galaxy slime - a combination of black, purple, and teal glitter slimes
The captivating blend of black, purple, and teal creating a truly unique galaxy swirl.
galaxy slime with star glitter
Galaxy slime, now sparkling with star confetti, adding another dimension of cosmic charm.

Tips for Perfect Slime Every Time:

  • **Saline Solution is Key:** The amount of saline solution can vary slightly depending on your climate and specific brand of glue. Start with the recommended amount and add a tiny bit more (¼ teaspoon at a time) if your slime is still too sticky after extensive kneading.
  • **Don’t Over-Activate:** Adding too much saline solution can make your slime stiff and less stretchy. If this happens, try adding a tiny bit of lotion or hand sanitizer and kneading it in to restore some elasticity.
  • **Kneading is Essential:** Don’t skip the kneading step! It’s what truly transforms the sticky mixture into smooth, stretchy slime.
  • **Clean Hands & Surface:** Work on a clean, non-porous surface. Having slightly damp hands can also help prevent initial stickiness.

Creative Uses for Your Homemade Galaxy Slime

This mesmerizing homemade galaxy slime isn’t just for casual play; it can also add a unique touch to special occasions!

Hosting a galaxy-themed birthday party?

This DIY galaxy slime would make an absolutely stellar party favor for kids to take home. Simply divide the completed slime into small, airtight containers or resealable bags. Label them with a fun “Thanks for a Stellar Time!” tag, and they’ll be ready to hand out, leaving your guests with a truly memorable and unique keepsake from an out-of-this-world celebration. It’s a fantastic alternative to traditional candy or small toys, offering a hands-on experience that children adore.

Whatever your reason for crafting this beautiful galactic slime with the kids, one thing is for sure: they will absolutely love the process and the fantastic, squishy result! It’s a wonderful activity that combines creativity, a touch of science, and a whole lot of fun.

Shop Galaxy Slime Ingredients: Get Everything You Need to Start Crafting!

Ready to create your own universe in a jar? We’ve gathered some handy links to help you easily find the ingredients and supplies needed for this incredible galaxy slime recipe. Click on the images below to shop for everything from glues to glitters, ensuring you have all the essentials for your cosmic crafting adventure.

Extra Fine Glitter SetBlack Glitter GlueNeon Gel Food Color SetStar ConfettiClear GlueContact Lens Saline SolutionBaking SodaStorage Containers with Lids, 16 oz

 

Explore More Fun DIY Slime Ideas

If you thoroughly enjoyed creating this dazzling galaxy slime, we encourage you to explore our other fantastic DIY slime recipes! Each one offers a unique theme and a delightful crafting experience. Be sure to check out our sparkly mermaid slime, the magical frozen slime, and the oceanic wonder of our under the sea slime DIY tutorials. They are all incredibly easy to make, provide a wonderful opportunity for creative play, and are consistently a huge hit with the kiddos!

How-To

Learn how to make galaxy slime with this easy galaxy slime recipe. The dark colors and glitter combine for DIY slime that is truly out of this world! 
How-To

4.85 from 13 votes

Galaxy Slime

Author: Jaclyn

Prep: 5 minutes
Cook: 5 minutes
Total: 10 minutes
Learn how to make galaxy slime with this easy galaxy slime recipe. The dark colors and glitter combine for DIY slime that is truly out of this world! 
Servings: 1 batch
Print
Pin
SaveSaved!
Rate

Equipment

  • 3 medium size bowls or containers
  • 3 spoons/spatulas for stirring

Supplies

 

  • 1 – 6 oz bottle black glitter glue
  • 10 oz clear glue divided
  • cup water divided
  • tsp baking soda divided
  • 3 Tablespoons saline solution divided
  • pink glitter
  • purple glitter
  • gold glitter
  • teal glitter
  • purple food coloring
  • teal food coloring
  • star confetti optional

Instructions

  • In a medium size bowl, combine the entire 6 oz bottle of black glitter glue, ½ cup of water, and ½ tsp baking soda. Stir well until combined.
  • Add 1 tbsp saline solution. The slime will instantly begin to form and appear super sticky. Continue to mix it in the bowl until it becomes better formed, then transfer and knead the slime with your hands until it is no longer sticky. Set this black slime aside.
  • In a second medium bowl, combine 5 oz clear glue and 1/2 cup water, stirring until well combined.
  • Add a few drops of purple food coloring and stir. Add additional drops as necessary to achieve your desired shade of vibrant purple.
  • Generously add pink and purple glitter, stirring to mix it in thoroughly for maximum sparkle.
  • Stir in ½ tsp of baking soda until fully dissolved.
  • Add 1 tbsp saline solution, mixing well with your spoon and then kneading with your hands until the purple slime is no longer sticky and has a good stretchy consistency. Set this purple slime aside.
  • Repeat steps 3-7 in a third bowl, this time using the teal food coloring and a mix of gold and teal glitters for your teal slime. Knead until perfect.
  • Finally, take all three finished colors of slime (black, purple, and teal) and gently twist or braid them all together to create an amazing galaxy effect. You can also add star confetti at this stage or after playing for a bit.

Notes

To maintain its stretchiness and prevent it from drying out, always store your galaxy slime in an airtight container when not in use.
Learn how to make galaxy slime with this easy galaxy slime recipe. The dark colors and glitter combine for DIY slime that is truly out of this world! 

Did You Make This Craft?

We’d love to see your incredible galaxy slime creations! Share a photo or video with us on Instagram @crayonsandcravings and be sure to follow us on Pinterest @crayonsandcravings for even more inspiring DIY craft ideas and delicious recipes!

Email Craft
Pin Craft
Leave A Review

Pin for Later: Save This Cosmic Craft Idea!

Don’t let this amazing galaxy slime recipe get lost in the depths of the internet! Pin this guide to your favorite DIY or kids’ craft board on Pinterest so you can easily come back to it whenever you’re ready for an interstellar adventure. It’s the perfect craft for a rainy day, a fun science experiment, or simply to unleash some creativity.

Learn how to make galaxy slime with this easy galaxy slime recipe. The dark colors and glitter combine for DIY slime that is truly out of this world! 
Pin this image to save our incredible galaxy slime recipe for your next crafting session!