GK
BIG BANG THEORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A space probe can only travel 8 light-years from Earth, true or false?
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -The fastest outward-bound spacecraft yet sent, Voyager 1, has covered 1/600 of a light-year in 30 years and is currently moving at 1/18, 000 the speed of light. At this rate, a journey to Proxima Centauri would take 80, 000 years.
Detailed explanation-2: -Light-year is the distance light travels in one year. Light zips through interstellar space at 186, 000 miles (300, 000 kilometers) per second and 5.88 trillion miles (9.46 trillion kilometers) per year. Our Milky Way Galaxy: How Big is Space?
There is 1 question to complete.