Satellite collisions in orbit could trigger a catastrophic global chain reaction, potentially halting space exploration, ...

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 ...

What is more concerning is that there are tens of thousands of pieces of debris larger than 10 centimeters, each capable of crippling satellites or endangering crews, and there is currently no ...

We have launched all manner of satellite and machinery into low-Earth orbit. But what goes up must come down. Most often, these items burn up in the atmosphere upon re-entry, which isn’t good for air ...

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 ...

"Some will not change behavior until something bad happens." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest ...

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 ...