altitude. the problem here is the resulting space junk that's accumulated over the decades scientists are intensifying their efforts to dispose of the on wanted debris. if outlet is red white i mean i don't mean. to you have a question then just opt in return we'll send you a small piece of price send us your question by video text message ovoid smile we not hearing from you. you'll find us at d w dot com slash science or troublesome sign at d w underscore sign tack. more on facebook science.