Based on its topics, The Return is what I would describe as hard science fiction—lots of heavy emphasis on technical details, especially surrounding the fields of astronomy and quantum physics. The result is a lot of complex and advanced scientific theory going over my head and plenty more technobabble I’m sure I didn’t quite grasp. So why did I enjoy this book much? Well, for one thing it was thoroughly addicting. Combining an altogether engaging sci-fi premise with the fast-paced intensity of a breathless thriller, Joseph Helmreich’s clever debut is a wild and unexpected journey worth taking. The day humanity found out that it was not alone in the universe began just like any other, with the exception of a few pockets in the scientific community all abuzz with the anticipation for that night’s lunar eclipse coinciding with the winter solstice. It is an occasion rare enough that a news television station has arranged a live broadcast on site in the Bernasconi Hills of Southern California with expert physicist-turned-celebrity scientist Dr. Andrew Leland to cover the event. This is why, when a mysterious spacecraft suddenly swoops down upon the TV crew after the eclipse, Dr. Leland’s subsequent abduction by aliens…