The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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