Extraterrestrial: The First Sign of Intelligent Life Beyond Earth

* Our summary is short, simple and pragmatic. It allows you to have the essential ideas of a big book in less than 30 minutes.

By reading this summary, you will discover how astrophysicists investigate when they discover a new object in the sky.

You will also what an interstellar object is; what you can deduce from a simple scientific observation; that the scientific world is not policed; the extraordinary characteristics of the interstellar visitor that appeared in 2017; that aliens may not be just the stuff of science fiction fans' fantasies.

In 2017, an object from the far reaches of the cosmos, otherwise known as an interstellar object, appeared in the lens of telescopes. It was a world first. After the first moment of surprise, astrophysicists tried to study it. Its unusual characteristics have thrown the scientific community into confusion. Indeed, some scientists have not hesitated to propose that its origin is extraterrestrial, which caused a lively debate. The controversy quickly left the sphere of astrophysics to reach the general public. Do you feel ready to follow this exciting investigation step by step?

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