China said it's set to launch the Xuntian survey space telescope in 2023, four years before NASA’s version, Roman. WSJ compares their technology and designs as scientists in the U.S. and China race to lead the future of astrophysics research. Correction: An earlier version of this caption incorrectly identified the launch date of the Xuntian telescope as 2027. Photo illustration: Adam Adada U.S. vs. China This original video series explores the rivalry between the two superpowers’ competing efforts to develop the technologies that are reshaping our world. More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com/ Visit the WSJ Video Center: https://wsj.com/video On Facebook: https://www.facebook.com/pg/wsj/videos/ On Twitter: https://twitter.com/WSJ On Snapchat: https://on.wsj.com/2ratjSM #Telescope #China #WSJ