Space science
What is the light year? How many kilometers is a light year?
When it comes to the distance of other Sun stars in our sky, people do not use miles or kilometers, but use a unit of measurement called Light years.
Astronomical Unit
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Articles about Astronomical Unit
2 published items.
Space science
Decode the distance from the Earth to the Sun.
According to Space, astronomers used the AU unit to measure every distance in the solar system. For example, Jupiter is 5.2 AU from the Sun while Neptune is 30,07 AU fro…