At the Lund Observatory in Sweden there is a painting of the first realistic representation of our galaxy, the Milky Way. The idea of carrying out this scientific and artistic work came from the Swedish astronomer Knut Lundmark who, at the beginning of the 1950s, set out to represent the Milky Way as a whole.

Understanding the nature of the main constituents of the universe is crucial to obtain a precise description of the way in which it reached its present state.

It is clear that there are not only five dwarf planets, but probably many more, possibly thousands.

Foto: Arthur CaravanFragment of the cover of Atles enharmònic (self-produced, 2011), Arthur Caravan's album that includes a song inspired by Pythagoras. Music has accompanied humanity throughout history, however, it is not exclusive to humans. We know it exists in the animal

Pedro Duque (Madrid, 1963) is known for being the first Spanish astronaut in the European Space Agency to ever travel to space.

In ancient Greece, Empedocles stated that everything was made up of only four elements: water, fire, earth and air. It was undoubtedly the first attempt to describe the content of our universe. Over a hundred years later, Aristotle added a fifth element: ether or quintessence, which formed the stars, while the other four were the constituents of terrestrial substances.