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kati45 [8]
3 years ago
7

When we say that a galaxy is 5000 light years from earth we are actually describing

Biology
2 answers:
ser-zykov [4K]3 years ago
8 0
Hagrid's right, it defines withing the speed of light within a year. 
Stella [2.4K]3 years ago
5 0
<span>A light year refers to a very big amount of distance and is a measurement termed as an astronomical unit of measure. When you say that a galaxy is 5,000 light years away we are actually describing the speed of light within a year. One light year is actually equivalent to 9, 500, 000, 000, 000 kilometers. Just imagine how big or how far that galaxy is when you multiply those kilometers by 5,000?</span>
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