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 volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Astronauts cannot burp in space.
232
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Summer on Uranus lasts for 21 years.
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