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If your child dreams of exploring the galaxy, why not bring outer space into their bedroom? A space-themed bedroom is an exciting and immersive way to spark imagination while creating a cosy and magical sleep space. Whether you want to transform an entire room or add a few celestial touches, this guide will show you how to design a stunning night sky bedroom that fits your budget.

Looking for more budget-friendly kids’ bedroom inspiration? Check out my post on 5 Boys’ Bedroom Ideas on a Budget for even more creative and affordable room transformations!

1. Choose a Space Theme Style

Before you start decorating, decide on the overall theme. Here are a few ideas:

A futuristic astronaut and rocket-themed children's bedroom. The walls are painted deep blue with NASA-inspired murals of astronauts, planets, and rockets launching into space. The bed is shaped like a spaceship with LED strip lights, and the room features a floating space station aesthetic. Space-themed bedding, a telescope, and glowing stars complete the look.

🚀 Astronaut & Rocket Theme – Think NASA-inspired decor, astronaut wall art, and spaceship bedding.

A dreamy night sky-themed kids' bedroom with deep navy blue walls, glowing stars, and a soft galaxy mural. The ceiling is decorated with constellation fairy lights, and the bed has a cozy celestial-themed duvet with moon and star pillows. The room features soft lighting and an immersive galaxy projector effect, creating a magical stargazing experience.

🌙 Night Sky & Galaxy Theme – Deep blue walls, twinkling fairy lights, and glow-in-the-dark stars.

A colorful solar system-themed children's bedroom with a large, vibrant mural of planets, moons, and asteroids. The bedspread is covered in a solar system design, and the room features a hanging model of planets suspended from the ceiling. Glow-in-the-dark stars are scattered on the walls, and educational planet posters decorate the space.

🪐 Planet & Solar System Theme – Colourful planet murals, orbit wall stickers, and space mobiles.

🌌 Futuristic Sci-Fi Theme – Neon LED lights, holographic accents, and sleek, modern furniture.

Each of these themes can be adjusted based on your child’s age and personal interests.

2. Create a Starry Night Sky Effect

night sky-inspired bedroom is all about deep blue and dark hues, paired with glowing lights and cosmic elements. Here’s how to achieve the look:

A cozy children's bedroom with a space-themed design. The walls are painted deep navy blue, featuring a large, vibrant galaxy mural with shades of blue, purple, and silver. Glow-in-the-dark constellations are scattered across the ceiling. The room is warmly lit with soft fairy lights, and a comfortable bed with space-themed bedding sits in the middle. The decor includes a small telescope, plush planet pillows, and framed space prints on the walls

✔️ Wall Colours & Murals: Paint the walls in a deep navy blue or black to create a galactic backdrop. If you don’t want to paint, consider space-themed wallpaper or peel-and-stick decals featuring stars, planets, and constellations.

A magical children's bedroom with glow-in-the-dark stars covering the ceiling and walls. The room is dimly lit, showcasing how the stars twinkle in the dark. A child’s bed is positioned under a skylight, giving the illusion of sleeping under a real night sky. The soft glow of the stars creates a calming and dreamy ambiance.

✔️ Glow-in-the-Dark Stars: One of the easiest ways to add an authentic cosmic touch is by sticking glow-in-the-dark stars on the ceiling and walls. These create a mesmerising effect at night!

A vibrant space-themed bedroom featuring a DIY galaxy mural. The wall is painted with swirling shades of deep blue, purple, and silver to resemble a cosmic nebula. Soft sponge-painting techniques create a blended galaxy effect, while small white specks mimic distant stars. The room includes modern furniture with silver and metallic accents, giving it a futuristic look

✔️ DIY Galaxy Murals: If you’re feeling creative, try sponge-painting a galaxy mural with shades of blue, purple, and silver.

3. Must-Have Space-Themed Decor & Accessories

Once the walls are set, it’s time to bring in the details that will make the room feel truly out of this world!

A cozy children's bedroom with a space theme. The bed is covered in galaxy-print bedding featuring stars, planets, and rockets. Matching pillows with moon, astronaut, and nebula designs add to the celestial theme. A soft space-themed throw blanket drapes over the bed, and a nightstand beside it holds a moon lamp. The walls feature a glowing constellation mural, creating a dreamy atmosphere.

🛏️ Space-Themed Bedding & Pillows: Look for duvet covers featuring planets, rockets, or a galaxy print. Adding matching throw pillows with moon or star designs completes the look.

A modern space-themed kids' bedroom with futuristic furniture. The bed frame is shaped like a spaceship with glowing blue LED edges. A metallic silver bedside table holds a small astronaut figurine. A floating shelf shaped like a rocket displays space books and planet models. The desk has a sleek, sci-fi look, with a built-in digital star map screen. The entire room has a playful yet modern space station vibe.

🪑 Space-Inspired Furniture: Consider adding futuristic furniture, like a silver or metallic bedside table, or a bed frame that mimics a spaceship design.

A magical space-themed kids' bedroom with glowing lighting effects. A galaxy projector casts swirling stars and nebulae across the ceiling. Moon nightlights provide a soft, warm glow on the walls. LED strip lights run along the edges of the bed frame, giving a futuristic feel. Star-shaped fairy lights are draped around the window, completing the dreamy celestial ambiance.

💡 Lighting for a Starry Glow: Lighting plays a huge role in creating an atmospheric space room. Some great ideas include:

  • Galaxy projector lights that fill the room with swirling stars and nebula effects.
  • Moon nightlights or LED strip lights around the bed for a futuristic feel.
  • Star-shaped string lights to enhance the celestial theme.

4. DIY & Budget-Friendly Ideas

Not looking to spend a fortune? Try these DIY space decor ideas to create the perfect outer space bedroom on a budget:

A creative DIY space-themed wall art project. A children's bedroom with a set of framed prints featuring planets, rockets, and constellations, all made using simple painting and printable designs. The frames are sleek and modern, hanging on a dark navy-blue wall decorated with glow-in-the-dark stars. The scene has a cozy, handmade feel, perfect for budget-friendly decor.

🎨 DIY Space Wall Art: Print out or paint your own planet and rocket ship prints (or use free printable wall art!). Frame them for instant decor.

A colorful, DIY solar system mobile hanging from the ceiling of a space-themed children's bedroom. Small foam balls, painted to resemble the planets, are suspended at different heights, creating a floating effect. The mobile gently sways, adding a playful, educational element to the room. The background features deep blue walls and glow-in-the-dark stars, completing the celestial look.

🔭 Hanging Solar System Mobile: Use foam balls painted like planets and hang them from the ceiling to create a floating effect.

A DIY constellation wall decoration in a space-themed kids' bedroom. String lights are arranged in the shape of famous star constellations on a deep navy-blue wall, with small labels indicating each constellation. The glowing lights create a mesmerizing effect, making the room feel like a real night sky. The bed below has space-themed bedding, and a telescope sits in the corner for a complete space-lover's retreat

🪐 DIY Constellation Map: Use string lights or glow-in-the-dark paint to map out famous constellations on the wall.

A DIY rocket ship bookshelf made from a repurposed wooden bookcase in a space-themed children's bedroom. The bookshelf has been transformed with triangular side panels and a metallic silver paint job to resemble a rocket. It is filled with space books, astronaut figurines, and planet-themed toys. The surrounding room decor includes a galaxy mural, LED lights, and a cozy space-themed reading nook.

🚀 Repurpose What You Already Have: Turn a simple bookcase into a rocket ship bookshelf by adding triangular side panels and painting it metallic silver!

5. Where to Shop for Space-Themed Decor

You can find amazing space-themed decor in a variety of price ranges. Here are some great places to check:

🛒 Amazon – Affordable space-themed bedding, wall decals, and glow-in-the-dark stickers.

🛒 Etsy – Unique handmade space decor like personalised astronaut prints and planet mobiles.

🛒 IKEA – Budget-friendly furniture pieces that can complement the futuristic look.

🛒 Wayfair & Target – Stylish lighting options, starry rugs, and space-themed accent pieces.

🛒 B&M & Home Bargains (UK) – Affordable kids’ bedroom accessories.

6. Final Touches & Bringing It All Together

To complete your child’s space-themed bedroom, add some final details:

A cozy space-themed kids' bedroom featuring a large, colorful rug with planets, stars, and constellations. The rug sits in the center of the room, adding a fun and playful touch. Around it, the bed has galaxy-print bedding, and a small telescope is positioned by the window. Soft lighting from a galaxy projector creates a dreamy atmosphere.

⭐ A space-themed rug – Look for a design featuring planets and stars.

A space-themed children's bedroom with framed NASA posters and artistic space prints on the walls. The posters feature astronauts, planets, and cosmic nebulae in deep blues and purples. The frames are sleek black, complementing the dark blue walls. Small LED fairy lights drape over the prints, enhancing the celestial theme. A cozy reading nook sits beneath the wall art, with a small bookshelf filled with space-related books.

⭐ Posters & framed prints – Hang images of real NASA photos or artistic interpretations of space.

A children's bedroom designed for a young space enthusiast. A small bookshelf holds astronomy books with colorful space-themed covers. A telescope is positioned by a large window, facing a night sky mural on the opposite wall. The room is softly illuminated with star-shaped string lights, creating a cozy and educational space.

⭐ Telescope or space books – If your child loves learning about space, add a small bookshelf with astronomy books!

Encourage your child to help with the decorating process so they feel excited about their new space-inspired room!

🚀 Ready to Create a Magical Space Bedroom?

Designing a space-themed bedroom is an exciting project that can be done on any budget. Whether you go all out with a galaxy mural or keep it simple with space-themed bedding and lights, your child will love having a room that feels like an adventure beyond Earth!

Want to create a high-end look for less? Read my post on 5 Small Changes to Make Your Bedroom Feel More Luxurious on a Budget for simple yet stunning upgrades!

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Got any questions or need more ideas? Let me know in the comments! Happy decorating! 🚀🌙


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