On one particular day in 2021, astronauts and cosmonauts aboard the ISS must have felt a pin-prick of fear and uncertainty. On November 15th of that year, Russia fired an anti-satellite missile at one of its own defunct military satellites, Tselina-D. The target weighed about 1,750 kg, and when the missile struck its target, the satellite exploded into a cloud of hazardous debris.
NASA woke the crew on the International Space Station in the middle of the night and told them to take precautions and prepare for a possible impact. The Chinese space station Tiangong was also in danger, and multiple countries and space agencies condemned Russia’s foolhardy behaviour.
But there was no way to contain the debris.
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