Jupiter's moon Ganymede, is larger than the planet Mercury!
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The Earth gets 100 tons heavier every day due to falling space dust.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Summer on Uranus lasts for 21 years.
358
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118