Covering space junk for Nature

The US military has long taken the role of traffic cop in space: monitoring satellites, tracking debris and, in recent years, warning satellite operators and foreign governments of potential collisions and hazards. But now it has company. A wave of private firms is seeking to build a commercial market for space situational awareness (SSA) — high-precision tracking of artificial objects orbiting Earth.

Read my story for Nature here: “Private firms spy a market in spotting space junk”