There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
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
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Venus is the only planet that rotates clockwise.
310
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
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
It would take more than 150 years to drive a car to the sun.
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