
A defunct RESURS-P1 Russian Earth observation satellite has broken up into more than 100 pieces of debris in orbit, forcing astronauts on the International Space Station (ISS) to take shelter for about an hour and adding to the mass of space junk already in orbit, U.S. space agencies said.
According to the U.S. Space Command, tracking the debris swarm, there was no immediate threat to other satellites.

The incident took place on Wednesday in an orbit near the space station, forcing U.S. astronauts on board to shelter in their spacecraft for roughly…