225088 Gonggong (2007 OR10) discovered on January 8, 2005 by Michael Brown and his team thanks to the 1.26 m telescope

Until 2006 it was the last planet of the solar system. It belongs today to the family of the dwarf

Neptune is invisible to the naked eye. It was discovered in 1846 by Urbain Le Verrier because something disrupted the

Uranus is the seventh planet from the Sun. This planet is almost 5 times bigger than Earth and 14.5 heavier.

Why do we need scientific names for things? Usually, one of two reasons. Either, for an international standard across languages,

Venus is the second planet from the Sun. It is named after the Roman goddess of love and beauty. As

In relation to the Sun, Venus is the second planet after Mercury, just in front of the Earth. No planet

Mercury is the closest planet to the Sun. It orbits 58 million kilometers from the Sun, 2.7 times closer than

Saturn, the planet with the rings… It is really the most beautiful planet of the solar system. Saturn is the

Jupiter, Zeus, the god of Olympus, is 773 million km from the Sun, 5 times farther than the Earth and

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