Watch stargazing challenges HDToday. 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.
7.32022HD
NASA's James Webb Space Telescope, from its conception to completion.
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From the territories of the Arctic to the farthest reaches of the universe, Worlds of Ice shows us the astonishing omnipresence of ice.
52017HD
What if you could get behind the wheel and race through space? We scale down the Solar System to the continental United States and place the planets...
8.52015HD
A brief visualisation of NASA’s historic spacecrafts Mariner, Pioneer, Voyager, and Dawn, exploring the solar system, culminating in the New...
102026HD
For the first time since the legendary Apollo missions over 50 years ago, humans are once again setting out for the Moon on April 1, 2026....
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02001HD
214 million years ago a gigantic meteorite broke up and impacted Earth. 65 million years ago, the impact that killed the dinosaurs occurred where the...
7.62007HD
Archival material from the original NASA film footage – much of it seen for the first time – plus interviews with the surviving...
7.21991HD
Partly adapted from cosmologist Stephen Hawking's popular book about his theories of the universe, this in-depth documentary also presents Hawking's...
01970HD
Short educational film of our solar system
62006HD
Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater