Play / science / Space facts most people get wrong
Space facts most people get wrong
Eight common misconceptions — see how many you bust.
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The Great Wall of China is visible from the Moon. True or false?
Answer: False. False. From the Moon, no man-made structure is visible. Astronauts struggle to see it even from low Earth orbit.
In space, your blood would:
Answer: Stay liquid because it's sealed in your veins. Your skin and blood vessels keep blood pressurised. You'd die from suffocation and ebullism in soft tissues, but blood itself wouldn't boil or freeze.
The Sun is what colour, viewed from space (no atmosphere)?
Answer: White. The Sun emits all visible wavelengths fairly evenly — it's white. Earth's atmosphere scatters blue, so we perceive it as yellow.
How long does sunlight take to reach Earth?
Answer: 8 minutes. ~8 minutes 20 seconds. So you're always seeing the Sun as it was 8 minutes ago.