ssd.jpl.nasa.gov
Provides detailed information related to known bodies in orbit around the sun. Ephemerides, physical parameters, Earth close-approaches, observer tools, etc.
URLs from ssd.jpl.nasa.gov:
URL: http://ssd.jpl.nasa.gov/?sb_elem URL: http://ssd.jpl.nasa.gov/horizons.html URL: http://ssd.jpl.nasa.gov/dc_home.html URL: http://ssd.jpl.nasa.gov
Queries: