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Stargazing Challenges 2012 Mynediad Diderfyn Am Ddim
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.
Genre: Documentary
Cast: Helen Skelton, Barney Harwood, Helen Czerski, Jem Stansfield
Criw:
Stiwdio:
Amser Cinio: 29 munudau
Ansawdd: HD
Rhyddhau: Jan 10, 2012
Gwlad: United Kingdom
Iaith: English
