NASAs Thomas Zurbuchen and Lori Glaze congratulate Alexander Mather, the seventh grader who submitted the winning entry Perseverance to the agencys Name the Rover essay contest.

Lori Glaze, director of NASA's Planetary Science Division, looks on as Thomas Zurbuchen, associate administrator of NASA's Science Mission Directorate, congratulates Alexander Mather on March 5, 2020, during a celebration at Lake Braddock Secondary School in Burke, Virginia. The seventh grader had the honor of naming the agency's next Mars rover after submitting the winning entry to the agency's "Name the Rover" essay contest, which received 28,000 entrants from K-12 students from every U.S. state and territory.

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