Video: 00:12:38 The launch of Sputnik, humankind's first satellite, in 1957 marked the dawn of a new era for the people of the 'Pale Blue Dot'. Decades later, our planet is now surrounded by spacecraft carrying out extraordinary work to study our changing climate, save lives following disasters, deliver global communication and navigation services and help us answer important scientific questions. But these satellites are at risk. Accidental collisions between objects in space can produce huge c...
Video: 00:12:38 The launch of Sputnik, humankind's first satellite, in 1957 marked the dawn of a new era for the people of the 'Pale Blue Dot'. Decades later, our planet is now surrounded by spacecraft carrying out extraordinary work to study our changing climate, save lives following disasters, deliver global communication and navigation services and help us answer important scientific questions. But these satellites are at risk. Accidental collisions between objects in space can produce huge c...
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