What can we do with unwanted satellites?

There are thousands of satellites in Earth orbit, of varying age and usefulness. At some point they reach the end of their lives, at which point they become floating junk. What do we do with them then?

Space debris observed for the first time during the day

On the afternoon of February 10, 2009, the operational communications satellite Iridium 33 collided with the obsolete Cosmos 2251 communications satellite over Siberia at an altitude of roughly 800 kilometers. The collision ...

Space debris a growing problem

A scare triggered by orbital debris that on Tuesday came within a couple of hundred metres (yards) of the International Space Station (ISS) sheds light on an acutely worsening problem.

NASA says satellite will hit Earth Sept 23 US time

The US space agency has narrowed down its prediction of when a defunct six-ton satellite will crash back to Earth, saying on Wednesday that it is expected to land on September 23, US time.

Russia wants to build 'Sweeper' to clean up space debris

Russia is looking to build a $2 billion orbital "pod" that would sweep up satellite debris from space around the Earth. According to a post on the Russian Federal Space Agency, Roscosmos' Facebook site, (which seems to confirm ...

US joins effort to draw up space 'code of conduct'

The United States pledged Tuesday to join an EU-led effort to develop a space "code of conduct" that would set rules for orbiting spacecraft and for mitigating the growing problem of orbiting debris.

A Chinese space tug just grappled a dead satellite

A Chinese satellite pulled a defunct navigation satellite out of the way of other satellites on January 22. The satellite, called SJ-21, appeared to operate as a space tug when it grappled onto the navigation satellite from ...

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