NPR's Leila Fadel talks to Marlon Sorge of The Aerospace Corporation, which researches space debris issues including who is responsible when man-made objects fall from space. A 1,000-pound metal ring ...
From massive stone edifices like the pyramids in Egypt and the Great Wall in China to the high-tech (and incredibly expensive) International Space Station zipping overhead in low-Earth orbit, humanity ...
In November 2026, a milestone will be reached in human space exploration when Voyager 1 becomes the first man-made object to travel a full light-day away from Earth. Launched in 1977, this remarkable ...
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