1. You can't cry on space because your tears won't ever fall.
    ♦ SOURCE
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  2. According to astronauts, space smells like seared steak, hot metal and welding fumes.
    ♦ SOURCE
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  3. In 1962, the U.S. blew up a hydrogen bomb in space that was 100 times more powerful than Hiroshima.
    ♦ SOURCE
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  4. Astronauts on the International Space Station witness around 15 sunrises and 15 sunsets every day.
    ♦ SOURCE
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  5. The International Space Station is the most expensive object ever built, at US$150 billion.
    ♦ SOURCE
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  6. A sample of Sir Isaac Newton's apple tree was sent into space to 'defy gravity.'
    ♦ SOURCE
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  7. In 1977, we received a signal from deep space that lasted 72 seconds. We still don't know how or where it came from.
    ♦ SOURCE
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  8. The International Space Station is as roomy as a five-bedroom house and travels at 17,500 mph.
    ♦ SOURCE
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  9. Most astronauts become two inches taller in space.
    ♦ SOURCE
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  10. There is a water reservoir floating in space that is equivalent to 140 trillion times all the water in the world's ocean.
    ♦ SOURCE
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  11. On the International Space Station, urine passes through a special water treatment plant that turns it into drinking water.
    ♦ SOURCE
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  12. Inside an astronaut's helmet, there is a velcro patch that serves as a scratcher.
    ♦ SOURCE
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  13. "Astronauts" come from America. Space explorers from Russia are called "cosmonauts."
    ♦ SOURCE
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  14. NASA is developing 3D printed pizzas for astronauts.
    ♦ SOURCE
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  15. NASA scientists have discovered stars that are
    cool enough to touch.
    ♦ SOURCE
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  16. The International Space Station is about the size of a football field.
    ♦ SOURCE
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  17. Saturn's rings are not solid. They are made up of bits of ice, dust and rock.
    ♦ SOURCE
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  18. Floating cities above the clouds of Venus may be our best bet for becoming a two-planet species. Conditions there are so similar to Earth a human wouldn't need a pressurized suit, the gravity is similar and transit times are shorter than to Mars.
    ♦ SOURCE
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  19. Humans can live unprotected in space for about 30 seconds if they don't hold their breath.
    ♦ SOURCE
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  20. To our eyes, in space, the sun would appear white, not yellow.
    ♦ SOURCE
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  21. Tortoises Orbited the Moon Before Astronauts Did: They Were Sent to Test a Russian Space Probe.
    ♦ SOURCE
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  22. The Great Wall of China is not visible from space, but China's air pollution is.
    ♦ SOURCE
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  23. The first man-made object in space was the German V2 rocket.
    ♦ SOURCE
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  24. North Korea's space agency is called "NADA", which in Spanish means "nothing."
    ♦ SOURCE
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  25. It is impossible to whistle in a Spacesuit.
    ♦ SOURCE
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  26. If the Sun were the size of a beach ball in Space, then Jupiter would be the size of a golf ball and the Earth would be as small as a pea.
    ♦ SOURCE
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  27. Cockroaches raised in space become quicker, stronger, faster, and tougher than cockroaches on Earth.
    ♦ SOURCE
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  28. The farthest distance from Earth an astronaut has ever traveled was during the Apollo 13 emergency.
    ♦ SOURCE
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  29. Astronauts on the International Space Station exercise about 2 hours per day.
    ♦ SOURCE
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  30. Sex is banned aboard the ISS (International Space Station).
    ♦ SOURCE
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  31. The third country in space, after The U.S. and the USSR, was Canada, which was considered to have the most advanced space program in 1962.
    ♦ SOURCE
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  32. In 1963, a cat called "Felicette" became the first feline in space.
    ♦ SOURCE
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  33. "Apollo 13", "Armageddon", and "Around the World in 80 Days" are among the movies NASA keeps aboard the International Space Station.
    ♦ SOURCE
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  34. An astronaut threw a boomerang while visiting the International Space Station and it returned to him, even in the absence of gravity.
    ♦ SOURCE
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  35. Laika, the first dog in space, did not die peacefully as initially reported by the Soviets. She died because the cabin overheated.
    ♦ SOURCE
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  36. Astronauts in space can't tell if their bladders are full. They are trained to relieve themselves every two hours.
    ♦ SOURCE
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  37. NASA has a list of accurate space technology terms that writers can use in Science Fiction stories.
    ♦ SOURCE
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  38. NASA engineers asked Sally Ride, the first American woman in space, if 100 tampons was the right number for her 7-day trip to space.
    ♦ SOURCE
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  39. John F Kennedy had such concerns about the space program's high cost, that he proposed partnering with the Soviet Union on a joint expedition to the moon.
    ♦ SOURCE
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  40. On Earth, the International Space Station weighs 925,000 pounds, more than 11 full semi trucks. In space, it weighs almost nothing.
    ♦ SOURCE
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  41. American astronauts have been able to vote in elections from space since 1997.
    ♦ SOURCE
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  42. On August 10, 2015, NASA astronauts ate food that had been grown in space for the first time.
    ♦ SOURCE
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  43. Astronauts aboard the ISS change clothes near a filter that sucks up the skin particles that would otherwise float around.
    ♦ SOURCE
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  44. Outer space begins at 100 kilometers (62 mi) above sea level.
    ♦ SOURCE
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  45. In 2015, Astronaut Chris Hadfield released the first album of songs recorded entirely in space.
    ♦ SOURCE
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  46. It costs 41 cents per year per American citizen for NASA's entire Curiosity program.
    ♦ SOURCE
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  47. 6 months before the Challenger disaster a lone engineer told his superiors about the O-Ring problem and warned the result "would be a catastrophe of the highest order: loss of human life."
    ♦ SOURCE
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  48. While floating in lunar orbit, astronaut Al Worden was 2,235 miles (3,600 km) away from his companions, making him the most isolated human being ever.
    ♦ SOURCE
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  49. Russians take guns into space to protect themselves against bears if they land off-course.
    ♦ SOURCE
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  50. Neil Armstrong claims he said "one small step for *A* man" when he set foot on the moon and that audio analysis of the recording backs that up and it's been misquoted this entire time.
    ♦ SOURCE
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  51. Astronauts aboard Apollo 10 heard unexplained "outer spacey" music while orbiting the dark side of the moon.
    ♦ SOURCE
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  52. In 1973, the crew of Skylab 4 staged the first strike in space. They requested time off to "look out the window and think."
    ♦ SOURCE
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  53. There's no "zero gravity" in space. Astronauts are in a constant state of free fall, which is why they appear to float.
    ♦ SOURCE
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  54. Valentina Tereshkova, the first woman in space, orbited Earth 48 times aboard Vostok 6 on June 16, 1963.
    ♦ SOURCE
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  55. Astronauts often lose their fingernails after conducting spacewalks.
    ♦ SOURCE
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  56. Elementary school students in Virginia built a satellite that was later deployed into space by NASA in 2016.
    ♦ SOURCE
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  57. Comet Lovejoy released as much alcohol as the amount found in 500 bottles of wine every second during its peak activity.
    ♦ SOURCE
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  58. Night and day on Earth only appear to last 45 minutes from the International Space Station.
    ♦ SOURCE
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  59. The first words of the third man on the moon were, "Whoopee! Man, that may have been a small one for Neil, but that's a long one for me."
    ♦ SOURCE
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  60. The longest spacewalk ever lasted almost 9 hours.
    ♦ SOURCE
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  61. It's impossible
    to burp
    in space.
    ♦ SOURCE
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  62. The only survivors of the 2003 Columbia space shuttle disaster were some parasitic worms called nematodes.
    ♦ SOURCE
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  63. It's not strictly true that no sound vibrations can travel through space at all, but humans would not be able to hear any sounds in space.
    ♦ SOURCE
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  64. The first animals in space were fruit flies, launched in a rocket by the US in 1947. They were still living when recovered.
    ♦ SOURCE
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  65. When astronauts spend long periods of time at zero gravity in space, their hearts become more spherical and lose muscle mass.
    ♦ SOURCE
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  66. Astronomers estimate that the observable universe has more than 100 billion galaxies.
    ♦ SOURCE
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  67. If you could see as well as the Camera on the Hubble Space Telescope, you would be able to read the fine print on a newspaper 1 mile away.
    ♦ SOURCE
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  68. Dung beetles use the Milky Way to navigate.
    ♦ SOURCE
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  69. NASA has discovered over 3,200 planets, all confirmed with 99% certainty.
    ♦ SOURCE
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  70. Astronaut John Glenn became the oldest person in space at 77 after lobbying NASA for 2 years to fly "as a human guinea pig for geriatrics."
    ♦ SOURCE
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  71. NASA astronauts can vote from space.
    ♦ SOURCE
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  72. Neil Armstrong's boots are still floating around in space.
    ♦ SOURCE
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  73. Klingon was the chosen language for the Welsh government in its response to queries about UFO sightings at Cardiff Airport.
    ♦ SOURCE
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  74. The United Nations is planning to launch its first space mission in 2021.
    ♦ SOURCE
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  75. On April Fool's day in 1976, BBC convinced many listeners that a special alignment of the planets would temporarily decrease gravity on Earth. Phone lines were flooded with callers who claimed they felt the effects.
    ♦ SOURCE
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  76. The astronauts in the Challenger Explosion survived the initial explosion and were alive for nearly three minutes, until the cabin crashed into the ocean at a speed of 200 mph.
    ♦ SOURCE
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  77. Nixon's administration had a statement prepared in case the Apollo 11 astronauts were stranded on the moon.
    ♦ SOURCE
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  78. In 1993, a company attempted to launch a giant billboard into low earth orbit. From earth, the billboard would look almost as big as a full moon. After the project was canceled, a bill was introduced that banned any further space advertising.
    ♦ SOURCE
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  79. Edgar Mitchell, the sixth person to walk on the moon, claimed that "Aliens have contacted humans several times”.
    ♦ SOURCE
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  80. The Kepler 11145123 star, discovered in 2016, is so perfectly spherical that it's the roundest natural object ever measured.
    ♦ SOURCE
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  81. Long-term stays in space reveal issues with bone and muscle loss in low gravity, immune system suppression, and radiation exposure.
    ♦ SOURCE
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  82. If you weighed 150 lb (68 kg) on Earth, you would weigh 4,200 lb (1,905 kg) on the Sun.
    ♦ SOURCE
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  83. Russian cosmonaut Valery Polyakov spent nearly 438 consecutive days aboard the Mir space station, and still holds the record for longest single human spaceflight.
    ♦ SOURCE
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  84. If you weigh 150 lb (68 kg) on the Earth, you would weigh only 25 lb (11 kg) on the Moon.
    ♦ SOURCE
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  85. Roses taken to space have more "floral rose aroma" than the same roses on Earth, according to a 1998 experiment by NASA.
    ♦ SOURCE
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  86. Astronaut Scott Kelly grew 2 inches after being in space for a year.
    ♦ SOURCE
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  87. Apollo 7 astronauts, Shirra, Eisele and Cunningham, made the first televised broadcast from space in October, 1968.
    ♦ SOURCE
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  88. About 30% of solar radiation is reflected back to space and the rest is absorbed by oceans, clouds and land masses.
    ♦ SOURCE
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  89. The iron in our blood and the calcium in our bones come from ancient explosions of giant stars.
    ♦ SOURCE
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  90. Outer space is only an hour's drive away, if you somehow drove your car straight upwards.
    ♦ SOURCE
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  91. All astronauts must learn how to speak Russian, and all cosmonauts must learn how to speak English.
    ♦ SOURCE
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  92. "El Gordo" is the biggest galaxy cluster ever seen in the early universe.
    ♦ SOURCE
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  93. The universe is expanding at 74.3 km per second per megaparsec.
    ♦ SOURCE
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  94. Astronauts don't snore in space.
    ♦ SOURCE
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  95. Ethiopia has a space programme.
    ♦ SOURCE
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  96. Sally Ride, the first American woman in space, was also the first known LGBT astronaut.
    ♦ SOURCE
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  97. The brightest things in the universe are quasars, which can be 429 trillion times brighter than our sun.
    ♦ SOURCE
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  98. In 2017, a group of scientists sent messages to any advanced alien civilization living in a star system 12.4 light years away, hoping to receive a response in 25 years.
    ♦ SOURCE
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  99. During its lifetime, the International Space Station will be hit by 100,000 meteoroids.
    ♦ SOURCE
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  100. According to a 1967 U.N. treaty, nobody can own celestial bodies such as Mars or the Moon.
    ♦ SOURCE
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  101. All galaxies, regardless of size,
    rotate once every billion years.
    ♦ SOURCE
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Updated on 2018-03-18
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