Scientists say that flying to Mars is impossible without a him colonization.
People will be able to fly to the Red planet soon, and after about 15 years.
The corresponding statement was made head of the European space Agency (ESA) Johann-Dietrich wörner.
He noted that a very important step that brought the flight would be colonization of Mars. And there already using 3D printers to create the need for flying objects.
NASA plans to send humans to Mars in 2030. And the owner of the company SpaceX Elon Musk wants to do this for 8 years, but the head of the European space Agency added that it takes much more time.