Tour: Einstein's Theory of Relativity, Critical for GPS, Seen in Distant Stars Oct. 22, 2020

from The Beautiful Universe: Chandra in HD· ·

What do Albert Einstein, the Global Positioning System (GPS), and a pair of stars 200,000 trillion miles from Earth have in common?



What do Albert Einstein, the Global Positioning System (GPS), and a pair of stars 200,000 trillion miles from Earth have in common?