The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
41% of the moon is not visible from earth at any time.
103
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The Earth gets 100 tons heavier every day due to falling space dust.
673
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
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131