The largest piece of Mars ever found on Earth was sold for just over $5 million at an auction of rare geological and archaeological objects in New York on Wednesday, while a juvenile dinosaur skeleton went for more than $30 million.

Meenakshi Wadhwa was recruited from Arizona State University, where she’s been serving as director of the School of Earth and Space Exploration. She will succeed Margaret Leinen, who is credited with enriching Scripps’ research programs, particularly in climate change, during her 12-year tenure.