The projected increase in the launch of small satellites, particularly cubesats, has raised new concerns about the growth of orbital debris, despite statements by ventures developing such satellites that they will be responsible citizens in low Earth orbit.

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Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The...