"Our technology has not caught up with our desire to clean up our mess" in space, Schonberg said.

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Kelso and Schonberg say it's likely there are other "junk to junk" collisions involving unmonitored objects that no one knows about.

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Experts and leading government agencies have been working on the space junk problem for decades, but it's a tricky one to solve, Schonberg told CNN.

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Some soft-impact lasers can nudge objects into a calculated orbit toward Earth so they will be pulled down and burn up in the atmosphere, Schonberg said.

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