Sometimes, what goes up doesn’t come back down — instead, it becomes a problem. Junk is accumulating in space at a fantastic pace, millions of pieces orbit the Earth, from broken satellites to lost ...

Katherine Courtney and Alice Gorman talk to Margaret Harris about the danger of space debris – and what we need to do about ...

Add Yahoo as a preferred source to see more of our stories on Google. Space junk falling out of orbit can be a threat -- now scientists say they have found a new way to track it as it speeds through ...

High up in Earth's orbit, millions of human-made objects large and small are flying at speeds of over 15,000 miles per hour. The objects, which range from inactive satellites to fragments of equipment ...

A recent event involving a Russian satellite, the Luch/Olymp, which appears to have disintegrated in orbit, has raised alarming questions about the rising threats posed by space debris. The satellite, ...