A Deep Space Industries concept for a spacecraft that could retrieve space resources from the surface of an asteroid.

NASA is seeking proposals for studies and technology development efforts related to the use of space resources, particularly as they apply to future human missions to the moon and Mars.

This post is only available to members.

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...