Space janitor

Startup aims to boldly go where the junk is

From old satellites to rocket fragments, experts say some 150 million pieces of debris are zipping around Earth. This 2005 image from the International Astronautical Congress visualizes the problem.

YOSHIFUMI UESAKA, Nikkei staff writer

TOKYO -- A Japanese-led, Singapore-based venture wants to make Earth's orbit a cleaner, safer place. The space around our planet is littered with out-of-commission satellites, rocket remnants and other debris. Astroscale, established in 2013, aims to do the world a favor and gather up the junk. ...