A United Launch Alliance Atlas 5, 2018 rocket lifted off Jan. 19 carrying the U.S. Air Force's SBIRS GEO Flight 4 satellite.

Lockheed Martin recorded record sales in 2017, but growth in the company’s space division was far smaller than in its other sectors.

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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...