The UnXplained: Mysteries of the Universe

...Mysteries of the Universe. Are We Alone?: Discover unidentified objects witnessed by military pilots and a potential alien home in the darkness of space. (S1, ep 1)

...Mysteries of the Universe. Alien Earthlings: As we plan to travel to new worlds, how are we preparing to become human extraterrestrials? Will we survive into the unknown? (S1, ep 2)

...Mysteries of the Universe. Mysterious Earth: Earth remains a mystery to the billions of people on it. How did it come to exist? And how long will humans call it 'home'? (S1, ep 3)

...of the Universe. Venus: Earth's Evil Twin: Earth's neighbour has volcanoes, clouds of acid rain and a surface temperature hot enough to melt lead - so is Venus our evil twin? (S1, ep 4)

...Mysteries of the Universe. Dangers From Space: From massive asteroids and bursts of radiation, are we prepared for the calamity that may be coming our way? (S1, ep 5)

...of the Universe. Search for the Next Frontier: What will humans find when reaching other planets? And just how dangerous might it be? (S1, ep 6)

...of the Universe. Alien Moons: Earth's moon is one of hundreds in the solar system, each has its own mysterious world. Do alien moons offer a key to exploring outer space? (S1, ep 7)

...Mysteries of the Universe. The Life and Death of the Sun: The sun's been worshipped since time began. Could unlocking its mysteries be the difference between life and death? (S1, ep 8)