Watch stargazing challenges 123movies. Blue Peter presenters Helen Skelton and Barney Harwood want to learn more about the solar system so they challenge scientists Helen Czerski and Jem Stansfield to find out more. They look at how to make telescopes and rockets, and use a toilet roll to measure the distances between planets.
52017HD
It is the birth of neutrino astronomy. For the first time, astrophysicists can detect extra-terrestrial neutrinos in ice on the South Pole. The fundam...
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Faced with the risk of collision with the Earth, space agencies are refining their observations on the course of asteroids in our galaxy. A documented...
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Discover how the big, bold ideas of Silicon Valley are helping launch a new era of private space exploration in this half-hour KQED Science documentar...
7.52007HD
Archival material from the original NASA film footage – much of it seen for the first time – plus interviews with the surviving astronauts, including...
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For thirty years, NASA's Hubble Space Telescope has discovered new alien worlds, black holes, and the age of the universe itself; NASA astronauts reve...
5.92019HD
Over the centuries only few caravans dared to cross the northern route of the silk road that today lies in the territory of Kazakhstan. In this portio...
82019HD
6.31975HD
Orson Welles — with contributions from scientists George Wald, Carl Sagan, and others — examines the possibility and implications of extraterrestrial...
82022HD
The Hubble Space Telescope has spent more than 30 years scrutinizing the cosmos in an attempt to unravel the secrets of the Universe and go as close a...
7.42018HD
A long time ago, years before Elon Musk reached for the stars with his Space X project, a young man had his own childhood dream about a journey into s...
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This documentary examines theories behind the creation of gamma ray bursts, destructive explosions in space that can wipe out entire star systems.
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The history of the Ariane rocket is a space epic that has seen Europeans unite and innovate to make a place for themselves in the space race. Faced wi...
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Infinitude is a meditation on the cosmic evolution of matter and energy over time. Experimental filmmaking techniques such as time-lapse, high-speed,...