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Walking to Neptune: A Scale Model of the Solar System

In Walking to Neptune: A Scale Model of the Solar System, Professor Brian Cox shows us a model of the Solar System that exemplifies how large it is, and how far Neptune is from the Sun’s light and warmth. This video is excerpted from BBC’s Brian Cox’s Adventures in Space and Time, a series that seeks to explain our place in the Universe. Professor Brian Cox looks back on decades of discovery and toward the next frontier in space, pondering the question: What’s next?

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Brian Cox: Adventures in Space and Time
Time:
2:50
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Q: How is this model of the Solar System scaled?
A: It is scaled down by 600 million.

Q: What does this scale model show about our Solar System?
A: Students may mention that the scale shows how huge the Solar System is and how powerful the Sun is.

Q: What challenges does Neptune have?
A: It is so far from the Sun that there is no light or warmth.

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