The first real images of Mars. For several hundred years we have been looking at the red planet with great curiosity. The earth-like celestial body is the fourth in the solar system and the closest neighbour of the earth. The planet has a diameter that is only half as large as that of Earth. But its weight is only a tenth of that of the Earth. This is due to its low density and results in a relatively low attraction force. Despite its distance of at least 56 million kilometers, Mars seems to be within reach. Subscribe for more! ► https://bit.ly/2Q64mGd Credit: NASA, ESA, ESO, SpaceX, Wikipedia, Shutterstock, ... TheSimplySpace - on the trail of the mysteries of the universe Planets with hot ice? Celestial bodies larger than their own sun? What is relic radiation and what is dark matter exactly? Astronomers do an exciting job. Like adventurers, they are on the trail of the secrets of the universe and discover the strangest phenomena. Many phenomena in the universe can be explained, but most of them cannot. Researchers agree that there was a Big Bang around 13.8 billion years ago. But what was before? Nobody knows. Are you curious about the universe and want to accompany the astrophysicists of this world on their exciting knowledge tours? TheSimplySpace's videos explain the latest research from NASA and others in an informative and entertaining way. Be there, subscribe to TheSimplySpace and join in the discussion! #TheSimplySpaceEN