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🪐 KNOW PRIMARY · AGES 6–11

PLANETS &
ASTRONOMY

🪐 From Tiny Rocks to Massive Giants — Our Solar System!

📖 8 Planets 🆓 FREE + PRO ⏱️ 5 min per comic 🧠 Quiz included
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THE SUN
Star center
→
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EARTH
Our home
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MARS
The red one
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ASTEROIDS
Belt zone
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GIANT PLANETS
Far away
🔴 MARS: THE RED PLANET
TOPIC 06 · PLANETS & ASTRONOMY · THE OUTER INNER SOLAR SYSTEM · 687 EARTH DAYS
PAGE 1 OF 5 — MARS POSITION AND APPEARANCE
POSITION
Mars: the red fourth planet, about half Earth size, orbiting 228 million km from the Sun
FOURTH FROM THE SUN
Mars orbits beyond Earth, in the outer inner solar system. It's about half Earth's size and takes 687 Earth days to complete one orbit. This red planet captivates astronomers and explorers because it might have been habitable billions of years ago — and humans could walk there someday soon!
RUSTY!
SIZE
Mars size comparison: about half the size of Earth with lower gravity
🔴 About half of Earth's size
💫 Smaller than expected
DISTANCE
Mars orbit: 228 million km from the Sun taking 687 Earth days to complete one trip
📍 228 million km from Sun
🔁 687 Earth days per year
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