Sarah Greenstreet

Sarah Greenstreet

Senior Researcher

Asteroid Institute


Sarah is an Asteroid Institute senior researcher. Her research interests include near-Earth asteroid orbital dynamics, main-belt asteroid resonances, co-orbital solar system objects, impact and crater formation rates, resonant mechanisms that create asteroids on retrograde orbits, near-Earth object population modelling, near-Earth object candidate follow-up, characterization of objects of interest to NASA and upcoming targets of radar observations, measuring the Yarkovsky effect for near-Earth asteroids, and the asteroid impact hazard threat and possible mitigation techniques.

She received her PhD in 2015 from the University of British Columbia. Learn more about her work at