Waste collection in spaceHow start-ups want to clean up the universe
Earth's orbit is becoming increasingly crowded. Metal parts are buzzing around the planet and pose risks to space travel. That's why they need to be removed. Some companies see this as a future market.
<p>The computer-generated image from the European Space Agency (ESA) shows space debris from previous space missions orbiting the Earth alongside intact satellites (undated photo). Earth's orbit is becoming increasingly crowded. Pieces of metal are buzzing around the planet and pose risks to space travel. That's why they need to be removed. Some companies see this as a future market.</p> © ESA/ESA/dpa

