Season 49 Episodes14
Cast1

Patrick Moore
Self - Presenter
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NASA are sending a probe into the comet 9P/ Tempel-1, early on the morning of 4 July 2005. This is a unique event, from which they hope to find out how comets are made. Are they balls of ice and mud, the harbourers of life's

Patrick Moore
Self - Presenter
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"Deep Impact" is episode 7 of The Sky at Night season 49. It aired on July 4, 2005.