Space Is Very Big
a journey through scale
Space Is Very Big
The planets start where they really are today · click a world to visit it
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Explore
True scale
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☄ Light speed
↗ Edge of the Universe
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True scale — real proportions of size
and
distance
The planets shrink to specks. The space between them is almost all there is.
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Light leaving the Sun…
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Diameter
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Distance from Sun
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Surface gravity
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Mean temp
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A day lasts
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A year lasts
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Moons
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Orbital speed
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More facts →
Where to?
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The star & planets
Moons
The human frontier
Journeys
Time
🗓 That day's solar system
✦ Your light horizon
Planet facts & big questions →
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Your light horizon
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The Solar System
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scroll or drag to travel through scale · the number is real
Planet facts & big questions
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Textures: Solar System Scope (CC BY 4.0)