🌌 How Big Is
the Universe?
Zoom out from a school bus to the whole cosmos!
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How big is the universe - an illustrated zoom-out from a school bus on Earth to the observable universe
Tap to see the full zoom-out poster.
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How Big Is the Universe?

Multiple-choice quiz that zooms from one metre out to the observable universe in seven jumps. Earth, the Solar System, nearby stars (Proxima Centauri, Sirius, Vega), the Milky Way, the Local Galaxy Group, all the way to 93 billion light-years across.

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