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Did comets smash Earth’s continents into shape?
5 mins : 30 secs
Diverting asteroids from Earth
6 mins : 08 secs
The 3D-printed satellite revolution
9 mins : 36 secs
The new space race is about economics
8 mins : 25 secs
The weaponising of space
12 mins : 16 secs
What is the likelihood of an asteroid strike?
10 mins : 21 secs
Protecting earth from space trash
9mins : 46 secs