Browse Close Approaches
Data sourced from NASA's Center for Near Earth Object Studies (CNEOS) via the NeoWs API, covering close approaches from 30 days ago through 90 days ahead. Refreshed weekly.
Compare Asteroids
Browse near-Earth asteroids and their close approaches to Earth over a rolling 120-day window, sourced directly from NASA's NeoWs database, including miss distance, size, velocity, and hazard status. Data is refreshed weekly.
Data sourced from NASA's Center for Near Earth Object Studies (CNEOS) via the NeoWs API, covering close approaches from 30 days ago through 90 days ahead. Refreshed weekly.