8.7 light-years is 51,144,039,300,000 miles.
87 years
87 years
87 months is the same as 7 years and 3 months.
87 years...
87 years
87 Years.
87 years
87 years
50,000 light years (thats long)
The half life of rubidium-87 is 4,923(22) ex.10 years.
Red cloud lived to be 87 years old
For 87 years. Give or take a few.