Space junk: Houston, we have a problem – Phys.org

When we think of space, we think big and empty but when it comes to Earth’s orbit, it’s cluttered with millions of pieces of garbage that we call space junk.
The junkor space debrisis made up of uncontrollable human-made items that remain in orbit long after they’ve served their original purpose. The scale of debris ranges from the very large including discarded stages from rocket and satellite launches, through to smaller metal pieces such as nuts and bolts, all the way down to particles such as…

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