Mars 2020
An illustration of the Mars 2020 spacecraft entering the atmosphere minutes before landing the rover Perseverance on the Martian surface Feb. 18.

NASA’s Mars 2020 spacecraft is operating “perfectly” ahead of its Feb. 18 landing on Mars that will be a key milestone for the agency’s future Mars exploration plans.

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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...