Sean Duffy was ceremonially sworn in as U.S. Secretary of Transportation by Vice President J.D. Vance in January. [Credit: Department of Transportation]
Key Takeaways:
President Trump appointed U.S. Secretary of Transportation Sean Duffy as the interim administrator of NASA, filling a long-standing leadership void at the agency.
Duffy, who lacks significant prior experience in space policy, will uniquely serve in both roles concurrently and is expected to align NASA's efforts with the president's agenda.
His appointment occurs amidst turmoil at NASA, marked by thousands of staff departures and proposed budget cuts that threaten science missions and deep-space exploration, though Congress is working to counteract some of these cuts.
President Donald Trump announced Wednesday evening that U.S. Secretary of Transportation Sean Duffy would serve as an interim administrator of NASA.
“He will be a fantastic leader of the ever more important Space Agency, even if only for a short period of time,” Trump said in a post on Truth Social, his social media platform.
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Mark got his bachelor’s degree in astrophysics from the University of Minnesota and master’s degrees in astronomy and science journalism from Boston University. At BU, he researched topics ranging from Jupiter’s magnetosphere and Enceladus’ plume to stellar activity on M dwarfs and the migration of hot Jupiters.
Before joining Astronomy, he freelanced in Seoul, where he covered stories including AlphaGo’s victory, air pollution, dog cloning, research misconduct, and the MERS and COVID-19 outbreaks. He was also the science contributor for tbs eFM’s This Morning, the flagship news program on Korea’s largest English-language radio station, and editor of a South Korean politics newsletter from Korea Exposé.
Mark lives in Milwaukee with his fiancé, Katelyn, and their two Jindo mixes, Gguri and Ahto. Mark is a licensed pilot, though these days, you’ll find him in his free time hiked out on his Laser sailboat on Lake Michigan or on the hill between turns 5 and 6 at Road America cheering on his beloved Indy cars.
