Extraterrestrial

''An astronomical Sherlock Holmes'' WASHINGTON POST

''Visionary'' STEPHEN GREENBLATT

''Compelling . . . The book is not so much a claim for one object as an argument for a more open-minded approach to science - a combination of humility and wonder'' NEW STATESMAN</font>

Harvard''s top astronomer takes us inside the mind-blowing story of the first interstellar visitor to our solar system

In late 2017, scientists at a Hawaiian observatory glimpsed a strange object soaring through our inner solar system. Astrophysicist Avi Loeb conclusively showed it was not an asteroid; it was moving too fast along a strange orbit, and leaving no trail of gas or debris in its wake. There was only one conceivable explanation: the object was a piece of advanced technology created by a distant alien civilization.

In Extraterrestrial, Loeb takes readers inside the thrilling story of the first inter