The Earth gets 100 tons heavier every day due to falling space dust.
673
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
41% of the moon is not visible from earth at any time.
103
Summer on Uranus lasts for 21 years.
358
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