Avi Loeb.

documentedsource_actorThe Galileo Project

Avi Loeb is a Harvard astrophysicist and former chair of its astronomy department who founded and directs the Galileo Project and publicly argued that the interstellar object 'Oumuamua could be…

Avi Loeb is a Harvard astrophysicist and former chair of its astronomy department who founded and directs the Galileo Project and publicly argued that the interstellar object 'Oumuamua could be artificial. He is a prominent, polarizing advocate for treating technosignatures and UAP as legitimate scientific questions. He matters as the most visible mainstream scientist championing instrument-based UAP study.

Connected entities

'Oumuamua (1I/2017 U1).Adversarial-detection framework (hunt the cost of hiding).Breakthrough Starshot.Extraterrestrial (Loeb, 2021).Garry Nolan.IM1 'BeLaU' spherules expedition.IM1 / CNEOS 2014-01-08 meteor.Knuth et al. 2025 — The New Science of UAP (Progress in Aerospace Sciences).MERGED (Ryan Graves).SETI Institute (1984).Sol Foundation symposium (Stanford 2023 / SF 2024).Technosignatures (concept).The Galileo Project.UAP Science Advisory Council (2025).VASCO (Vanishing & Appearing Sources over a Century of Observations).