Imagine a piece of space debris the size of a hockey puck slams into a Starlink satellite at about 10 kilometres per second. The kinetic... Imagine a piece of space debris the size of a hockey puck slams into a Starlink satellite at about 10 kilometres per second. The kinetic energy is equivalent to two kilograms of TNT, or a fully-loaded semi-truck travelling at 100 kilometres an hour. ... [5415 chars]