From the New York Times Bestselling Author Penny Reid Laws of Physics parts 1 (MOTION) & 2 (SPACE) end with a cliffhanger. Part 1 (MOTION) will be released February 11, 2019 (ends on a cliffhanger) Part 2 (SPACE) will be released March 11, 2019 (ends on a cliffhanger) Part 3 (TIME) will be released April 15, 2019