Who named Pluto?


An 11-year-old girl from England is credited with naming Pluto in 1930.

Uranus summer and winter


Uranus only has two seasons – summer and winter. Each lasts 42 Earth years.

The size of Earth vs the Sun


If the Earth were the size of a grain of sand, the sun would be the size of an orange.

Mars (the planet) has a flag

Mars flag

The flag of Mars is a tricolour used by the Mars Society and The Planetary Society to represent the planet Mars.

Earth’s atmosphere trivia

Earth atmosphere thickness

Earth’s atmosphere is, proportionally, thinner than the skin of an apple.

The inhabitable planet Earth


If the world were tilted one degree more either way, the planet would not be habitable because the area around the equator would be too hot and the poles would be too cold.

Full moon trivia

Full moon

A full moon always rises near sunset. For a full and quite technical explanation, here’s why in much detail.

The short answer is as follows:

The full moon occurs when the moon, earth and sun are in alignment with the moon on the opposite side of the earth as the sun. The light from the sun travels past the earth and lights the surface of the moon. Because the lighted side of the moon is facing us, we see the full moon.


Dream of Saturn: Illustration by QAuZ

The planet Saturn has a density lower than water. If there was a bathtub large enough to hold it, Saturn would float.