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airspacemag.com
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TIL it costs $10,000 to send a pound (approx 454 grams) of payload to the International Space Station, but SpaceX was able to do it in $2,500
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TIL about Erich Hartmann, a WW2 German pilot who was the most successful fighter ace of all time. He was tried and convicted by the USSR after WW2 for destroying “expensive” Soviet aircraft and was sentenced to hard labor, which he refused to do. He was later exonerated of all charges by Russia.
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TIL that “glitch” is a Yiddish word. It was in use in the 1940s by radio announcers to indicate an on-air mistake. By the 1950s, the term had migrated to television, where engineers used glitch to refer to technical problems