› added 4 years ago

144

TIL Unlike with planets - observing deep sky objects does not necessarily require using high magnifications but aperture is more important. Even a 100000$ telescope won't help in a light polluted city

Read more deepskywatch.com

via reddit.com

xVLEg TIL that the most of the methane cows produce doesn't come out in farts but instead from burps.
agJo TIL In 1921, the Soviet Union sent the Red Army into Tuva (near Mongolia), under the pretense of protecting Russian interests, and held a “pseudo-referendum” that allowed the Soviet Union to annex that territory.
VBK1k TIL the phrase "Writing on the Wall" originates from the Book of Daniel (Old Testament) in which King Belshazzar sees a disembodied hand writing the doomed fate of the Babylonian Empire on a wall at a party
ANXvd TIL in 2020, Mossad allegedly smuggled a robotic machine gun piece by piece into Iran and used it to ambush an Iranian nuclear physicist's motorcade.
kJodg TIL The films used for the Hasselblad cameras taken to the Moon were prepackaged in light-tight magazines that snapped onto the camera body. The Apollo 11 moonwalk made do with a single magazine without changing films outside at all