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8 planets
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
Mer-Ven-Ear-Mar-Jup-Sat-Ura-Nep
Earth in the Solar System
📖 Study · Earth in the Solar System
Earth in the Solar System
Eight planets orbit the Sun. Earth is the third.
🎯 What you'll learn
- ✓Name the 8 planets
- ✓Know inner vs outer planets
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Inner planets
Mercury, Venus, Earth, Mars — small + rocky.
🪐 small rocky
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Outer planets
Jupiter, Saturn, Uranus, Neptune — large gas giants.
🪐 big gas
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Earth's Moon
Earth has 1 natural moon. It orbits Earth in ~27 days.
🌙 27 days
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The Sun is huge
100 Earths could fit across the Sun.
🌍 × 100 = ☀️ wide
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Orbit times
Mercury: 88 days. Earth: 365 days. Neptune: 165 years.
Mer 88d · Ear 365d · Nep 165y
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The Moon's phases
We see different shapes of the Moon as it orbits Earth.
🌑 🌒 🌓 🌔 🌕