第 5 季 共 9 集
播出时间:2018年10月16日
第 1 集 Dark Origins of the Moon
播出时间:2018年10月16日
When a strange alien object is discovered speeding through our solar system, experts race to uncover if it's real evidence of extraterrestrial contact or a deadly asteroid on a collision course with planet earth.
第 2 集 Mystery of the Alien Megastructure
播出时间:2018年10月23日
The new discovery of seven alien Earth-like planets in a faraway solar system is a major milestone in our hunt for extraterrestrial life, and experts investigate the secrets of TRAPPIST-1's mysterious worlds to reveal if we're truly alone in the universe.
第 3 集 Journey to Saturn's Rings
播出时间:2018年10月30日
Jupiter, Saturn, Uranus, and Neptune are homes to the deadliest storms in our solar system, and new discoveries reveal the secrets of this hellish alien weather, helping experts understand these alien worlds better than ever.
第 4 集 Finding Alien Moons
播出时间:2019年4月10日
New discoveries are helping experts in their search for the first alien moon outside our solar system, which could be Earth-like worlds with the potential for life.
第 5 集 Dark Secrets of the Solar System
播出时间:2019年4月17日
New evidence is rewriting the history of our solar system, and using the latest discoveries and cutting-edge tech, experts are investigating if our cosmic neighborhood once featured oversized alien Earths and a second Sun.
第 6 集 Is the Universe a Hologram?
播出时间:2019年4月24日
New evidence has convinced some of the world's greatest physicists that the universe is a hologram. Using cutting-edge technology, they investigate the secrets of black holes and space-time to build the case for this discovery.
第 7 集 Wrath of the Sun
播出时间:2019年5月15日
第 8 集 Asteroid Apocalypse
播出时间:2019年5月22日
第 9 集 Mars's Alien Secrets
播出时间:2019年5月29日