Black History Fact Of The Day: Tracking Spaceships, Photographing Earth, And More

Written By: Elsie Law - Jul• 25•17

Red, Black & Green Elsie Law LogoKatherine Johnson invented a mathematical method for keeping track of spaceships that are outside of the Earth’s atmosphere. She also helped to invent a satellite that has the capability to photograph Earth, and find minerals that are buried under soil.

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