As of August 3, 2026, no new social media or news activity has been recorded for Christopher F. Chyba. Christopher F. Chyba is an American astrobiologist and Professor of Astrophysical Sciences and International Affairs at the Princeton School of Public and International Affairs. He graduated from Swarthmore College in 1982, and studied mathematical physics at the University of Cambridge as a Marshall Scholar. He then received his Ph.D. in astronomy, with an emphasis in planetary science, from Cornell University in 1991.[1] He was a White House Fellow on the National Security Council staff, and t StarFeed checks for new updates every few minutes. Use the day-by-day view above to see activity from other dates.
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