An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Sound doesn't travel in space.
255
Summer on Uranus lasts for 21 years.
358
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
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Jupiter is bigger than all the other planets combined.
254