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
Summer on Uranus lasts for 21 years.
358
Sound doesn't travel in space.
255
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
Buzz Aldrin’s mother’s maiden name was Moon.
9
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
Only 55% of Americans know that the sun is a star.
986
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175