Space Junk Left In Space: Humanity's Next Pollution Problem With Proposed Solutions

It has been over 60 years since the race to space programs started. 19,000 rocket launch episodes and only 1,400 of them are registered as under control and accounted for. The rest are aimlessly floating in space and that includes items from lens caps to huge separated rocket tank canisters. Space pollution is the next challenge man has to face. The danger abounds for functional satellites in operation exposed to space junk littering in space above us. More

(Source: Science Times - May 1)