MRO in orbit illustration
The draft strategy proposes a steady cadence of missions to do science and refresh infrastructure like the Mars Reconnaissance Orbiter (MRO) that provide communications and imagery. Credit: NASA/JPL-Caltech

NASA has unveiled a draft strategy for long-term robotic exploration of Mars that emphasizes low-cost missions and potential commercial partnerships.

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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...