Space junk makes good vibrations

A WAY of accurately tracking potentially deadly space junk as it falls to Earth has been devised.

- BY STEPHEN BEECH

ORBIT Artwork showing debris which is increasing

Seismometers, usually used to detect earthquake activity, can pinpoint sounds of space debris entering the atmosphere, say scientists.

Space debris - the thousands of pieces of human-made objects abandoned in Earth's orbit - pose a potentially catastrophic threat to life when they enter the atmosphere at high speed.