We thought that interstellar travelers were impossible to find current technology. Three have already been discovered
Less than a decade ago, the idea of detecting an object of another solar system through our neighborhood was science fiction material. Astronomers were clear that they existed, but believed that our chances of detecting them They were practically null due to the limitations of current technology. In 2017, everything changed. First appeared 1i/ʻoumuamua. An … Read more