(NEXSTAR) – Dr. Anca Faur Aldrin, the fourth wife of pioneering astronaut Buzz Aldrin and the executive vice president of Buzz Aldrin Ventures, has died at the age of 66, according to a statement from her loved ones.

“Dr. Anca Aldrin, wife of astronaut Buzz Aldrin, peacefully passed away last night with her husband and her son, Vlad Ghenciu, by her side,” reads a statement credited to both Faur and Aldrin’s families. “Mrs. Aldrin, an accomplished chemical engineer with a Ph.D. from the University of Pittsburgh, served as the treasurer for the California Hydrogen Business Council and as Executive Vice President of Buzz Aldrin Ventures LLC.”

The statement did not include a cause of death.

Aldrin and Faur got married in Los Angeles on Jan. 20, 2023 — his 93rd birthday. At the time, he said

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