Start with the darkest color on your page — usually deep space black or navy — and save it for the background. That one decision changes everything: it makes planets pop, stars glow, and rockets look like they’re actually moving. Color the background first, or at least commit to it early, because it sets the contrast for every other element. If you fill the background last, you risk smudging your foreground colors or accidentally painting over a tiny star you already finished.

Choose colors that make space feel deep, not flat

Space is mostly dark, but that doesn’t mean boring. Use a range of darks — indigo, purple, dark blue, and even deep maroon — for the sky. Avoid pure black for large areas; it flattens the page and hides your line art. Instead, build depth with layers of blue and violet. For planets, think about what each one is made of: Jupiter and Saturn look great in warm creams, oranges, and reddish bands; Neptune and Uranus need cool blues and teals; Pluto can be soft tan with a pale heart-shaped region. If you want a more imaginative look, try a Galaxy Space page where you can break the rules and use pinks, greens, or golds for nebulas and alien skies.

Pick tools that suit the size of your page

Colored pencils give you the most control for small details like star clusters or Saturn’s rings. Markers create bold, smooth color for large planets, but they bleed through thin paper — so print on standard 80–100 lb paper or place a scrap sheet underneath. Crayons are fine for young kids, but they make it hard to shade or blend. If you’re coloring a Solar System page with all eight planets, pencils are your best bet because you can layer different hues on each planet without muddying the others. For a single large Jupiter page, markers plus a white or yellow pencil for highlights work beautifully.

Get the details right: Stars, rings, and shadows

Small details sell the illusion. For stars, don’t just leave white dots — add a tiny yellow or blue halo around each one. Use a white gel pen or a sharp white pencil to dot the centers after you’ve colored the background. For planets with rings like Saturn, color the rings in layers: first a light yellow base, then an orange or brown line close to the planet, and finally a thin white highlight on the upper edge. Shadows matter too. Decide where your light source is — usually the sun, which on most pages is off to one side. Shade the opposite side of each planet with a darker version of its base color. If you’re new to shading, read how to shade coloring pages for more depth before you start.

Step-by-step: Color a typical rocket or planet page

Pick a page with a single large subject, like a Comet or a Space Cat — these give you room to practice without feeling rushed.

1. Outline your light source

Look at the page. If the sun is on the left, keep all your highlights on the left side of the rocket or planet. Mark a tiny dot in the margin so you don’t forget.

2. Base coat the main subject

Use your lightest color for the main object. For a rocket, that’s white or light gray. For a planet, use its lightest tone — pale blue for Neptune, cream for Jupiter. Press lightly so you can layer.

3. Add mid-tones and shadows

Switch to a medium tone and color over the side opposite your light source. For a rocket, shade under the fins and along the bottom. For a planet, add a curved band of color that follows the sphere’s curve. Blend with a tissue or your finger if you’re using pencils.

4. Layer the background

Now go dark. Use a deep blue or purple and color the entire background, working around the stars and planets. Keep your strokes even. If the background is already dark on the page, skip this step and focus on the subject.

5. Add sparkle and details

Finish with white or yellow dots for stars, a few tiny craters on planets, and a soft glow around the sun. If you have a white gel pen, add a small crescent highlight on the edge of every planet facing your light source.

Start with these space pages first

Not every page is equally beginner-friendly. Begin with pages that have large, clear shapes and fewer tiny parts. The Challenger pages (16 printable pages) are great for practicing rockets and shuttles with big panels. The 5 Dwarf Planets pages (7 printable pages) give you small, distinct objects to color individually — perfect for testing different color schemes. For a relaxed, playful option, try the Space Cat pages (8 printable pages); the subject is fun and forgiving. Avoid the Milky Way or Night Sky Galaxy pages until you’re comfortable with dark backgrounds and tiny stars — they’re beautiful but require patience.

Common mistakes to avoid

  • Coloring the background last – You’ll smudge your work and risk going over the edges. Do the dark background first or very carefully around your subject.
  • Using pure black for space – It kills depth. Use dark indigo, purple, or a very dark blue instead.
  • Forgetting the light source – If the sun is on the left, the right side of every object should be darker. Inconsistent shading makes the page look off.
  • Over-blending – A little blending is good, but if you rub too much, you lose the paper’s tooth and colors turn muddy. Stop while you can still see the pencil strokes.
  • Skipping the white gel pen – Tiny white highlights on eyes, windows, or planet edges add life. Don’t leave them out.

If you want more guidance on choosing colors that work together, see how to choose colors that look good on coloring pages. And if you’re still deciding between pencils, markers, or crayons, the comparison in colored pencils, markers, or crayons for coloring pages will point you the right way.

For a broader look at what’s available, browse the Space Coloring Pages category — you’ll find everything from Uranus and Neptune to Galaxy Celestial designs. Pick one with a subject you love, set up your light source, and let the dark background do the heavy lifting. Your finished page will look like a tiny piece of the universe you can hold in your hands.