His Name was Wren by Rob Winters

SPSFC

"Reminiscent of John Wyndham." "Well written sci-fi for all ages." "A captivating story." "Couldn't put it down." "Beautifully crafted." "If you enjoyed Super 8, Stranger Things, ET, and Starman, you will love this." During the blackout of 1944, in the small English town of Hurstwick, something mysterious obliterates the church spire and slices through the nearby woods. Despite a government coverup, evacuee George Moss discovers the cause of the destruction, becoming the first of a select few who, over the next seventy years, are entrusted with keeping the truth hidden. Years later, Max Cannon moves to town and stumbles across the secret, triggering a chain of events, putting himself and his new friends in the middle of a deadly conflict… His Name was Wren is a first-contact science fiction adventure. A story of friendship, family, and struggle spanning seven decades and a thousand light-years. This story can be read as a standalone or as book one of The Wren Trilogy.