If NASA sent birds into space they would soon die; they need gravity to swallow.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Summer on Uranus lasts for 21 years.
358
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11