


Episodes
S1 E1 - The Largest Black Holes in the Universe
September 26, 200925minOur Milky Way Galaxy is thought to harbor millions of black holes the ultra dense remnants of dead stars But now in the universe far beyond our galaxy theres evidence of something far more ominous A breed of black holes that has reached incomprehensible size and powerFree trial of XiveTV DocumentariesS1 E2 - Voyager Journey to the Stars
25minNow tens of billions of kilometers from Earth the two Voyager spacecraft are streaking out into the void What will we learn about our galaxy the Universe and ourselves from Voyagers epic journey to the starsFree trial of XiveTV DocumentariesS1 E3 - The Search for EarthLike Planets
25minHow did the universe begin Where will it end Are there other worlds like Earth This groundbreaking series combs the rubble of exploding stars and dives into gigantic black holes in search of answers What is the search for Earthlike planets telling us about our place in the cosmos Is ours one of countless lifebearing worlds in the galaxy or is it a rare Garden of Eden in a barren universeFree trial of XiveTV DocumentariesS1 E4 - The Riddle of Antimatter
25minExplore one of the deepest mysteries about how our universe came to be Scientists are mounting new efforts to figure out how matter survived and what happened to its birth twin a mysterious substance known as antimatterFree trial of XiveTV DocumentariesS1 E5 - Star Crash the Explosion that Transformed Astronomy
15minA startling collision in an ancient galaxy slews Earths largest telescopes to a spot in the Hydra constellation Two rapidly spinning neutron stars have violently merged possibly to form a black holeFree trial of XiveTV DocumentariesS1 E6 - Super Hurricanes and Typhoons
30minHurricanes and typhoons are creatures of tropical seas that sweep up heatladen waters converting it to wind rain and waves Why do a rare few evolve into colossal monsters that leave in their wake a trail of destruction death and despairFree trial of XiveTV DocumentariesS1 E7 - Black Holes and the High Energy Universe
24minAstronomers are probing the highenergy cosmic frontier with a series of key missions Fermi Swift Chandra NuSTAR and Hubble Their goal to find out how the universe works on a fundamental levelFree trial of XiveTV DocumentariesS1 E8 - Reinventing Space Flight
February 2, 201426minA small cadre of scientists is attempting to revolutionize space travel and exploration This actionpacked episode explores a big dream at the moment of its birth taking us along on dramatic balloon flights into colorful geomagnetic stormsFree trial of XiveTV DocumentariesS1 E9 - Mysteries of a Dark Universe
25minCosmology has been turned on its head by the stunning discovery that the universe is flying apart in all directions at an everincreasing rate The scientists who made this discovery were awarded the Nobel Prize in physicsFree trial of XiveTV DocumentariesS1 E10 - Mars World That Never Was
25minMars is a barren rocky planet whose atmosphere is composed mainly of carbon dioxide and dust Did Mars long ago develop far enough for life to arise If so does anything still live anywhere underground Did microcreatures once thrive Is there evidence of fossils Questions abound The search for answers to the question of life has revealed the forces that long ago doomed the Red Planet foreverFree trial of XiveTV DocumentariesS1 E11 - How Large is the Universe
25minThe Universes immense scales of distance and time cause us to wonder how far it stretches and where it ends Dating back 137 billion years its radius would be the distance a beam of light traveled in that time In fact though its much bigger than that How it got so large so fast was a deep mystery not resolved till a theory arose describing the first micromoments of our UniverseFree trial of XiveTV DocumentariesS1 E12 - Crashing Into the Moon
25minThe United States Japan India China Russia and even private companies are planning to send spacecraft to explore the Moon in the near future These missions are looking for resources that may one day allow humans to settle permanently in space The main resource for human sustenance is water which is found in large quantities in the form of ice at the bottom of craters in the lunar polesFree trial of XiveTV DocumentariesS1 E13 - The Dream of Interstellar Flight
October 28, 201425minExplore the challenges of interstellar flight and the technological possibilities that may one day send us on a long voyage out into the galaxy What imperatives will define the mission exploration and science or a struggle to surviveFree trial of XiveTV DocumentariesS1 E14 - Birth of the Moon
25minScientists have been reconstructing the history of the Moon by scouring its surface mapping its mountains and craters and probing its interior Find out what they are learning about our own planets beginningsFree trial of XiveTV DocumentariesS1 E15 - Attack of the Sun
25minMassive solar eruptions take aim at our hightech society Explore events such as the solar storms of Halloween 2003 and 1859 and dive into the Sun to find out what causes our star to turn angry These storms can create intense currents in Earths magnetosphere and cause the ionosphere and upper thermosphere to heat up They can disrupt radio signals and navigation systems and harm power gridsFree trial of XiveTV DocumentariesS1 E16 - Venus Death of a Planet
25minFrom the fires of our suns birth twin planets emerged Nature draped one world in the greens and blues of life while enveloping Venus in acid clouds high heat and volcanic flows Why did Venus take such a disastrous turnFree trial of XiveTV DocumentariesS1 E17 - Supermassive Black Hole at the Center of the Galaxy
31minFrom a distance our galaxy would look like a flat spiral some 100000 light years across with pockets of gas clouds of dust and about 400 billion stars rotating around the galaxys center Thick dust and blinding starlight have long obscured our vision into the mysterious inner regions of the galactic center And yet the clues have been piling up that something important something strange is going onFree trial of XiveTV DocumentariesS1 E18 - The Most Powerful Objects in the Universe
September 9, 201025minAll across the immense reaches of time and space energy is being exchanged transferred released in a great cosmic pinball game we call our universe Here is a progression of energy events from the smallest and coldest to the hottest and most powerfulFree trial of XiveTV Documentaries