dark side of the Moon · All Facts

dark side of the Moon
The dark side of the Moon isn't actually dark — it receives just as much sunlight as the near side. It's called "dark" because it's <hl>hidden from Earth's view</hl>, since the Moon's rotation is tidally locked to match its orbit.
SrcNASA

Next evidence →light-yearA light-year is the distance light travels in one year — roughly 5.88 trillion miles. The nearest star system, Alpha Centauri, is 4.37 light-years away. At the speed of the fastest spacecraft ever built, it would take over 6,000 years to get there.

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