Fun Astronaut Facts

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1. An Astronaut can be up to 2 inches taller returning from space. The cartilage disks in the spine expand in the absence of gravity.
2. Astronauts cant cry in space because of the weightless environment. The tears just collect in little balls and sting your eyes.
3. Astronauts in space lose significant bone and muscle mass because of zero gravity.
4. Astronauts have a patch of Velcro inside their helmet so they can scratch their nose.
5. Astronauts’ hearts become rounder in space.
6. Astronauts can see cosmic lightning when they close their eyes in space.
7. Astronaut L. Gordon Cooper fell asleep in his space capsule while waiting for blastoff.

8. For years, most of the urine produced by astronauts has just been dumped overboard.
9. In order to become an astronaut, you cannot be taller than 6'3' or shorter than 5'2'.
10. Astronauts eat hot sauce in space to clear sinuses.
11. Astronauts aboard the International Space Station can see about 16 sunrises and 16 sunsets a day.
12. Astronaut John Young smuggled a corned-beef sandwich into space.
13. Tears cannot flow in zero gravity, so Astronauts cannot cry.

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