ChallengeOne

A commercial mission developed by the Japanese company Astroscale rocketed into space on a Russian Soyuz launcher Monday with 37 other payloads, ready to kick off an orbital “dance” with two small spacecraft demonstrating how satellite sweepers might one day drag junk out of orbit.

Sporting a new blue and white paint scheme to mark the upcoming 60th anniversary of the first human spaceflight, a Russian Soyuz rocket loaded with 38 international satellites has rolled out to its launch pad at the Baikonur Cosmodrome in Kazakhstan ahead of a planned liftoff Saturday.