Comet and minor planet astrometry and photometry, including NEO's and PHA's.

Asteroid and comet observation at Crni Vrh Observatory, Slovenia.

Private observatory used primarily for observations of near-Earth asteroids and poorly observed comets.

Observatory in the Czech Republic used for study of asteroids, comets, and in particular, near Earth objects.

Followup astrometry of minor planets. Observatory construction, images, links.

Privately owned and funded facility concentrating on follow-up observations of unusual minor planets.

Asteroid, comet, and meteor images, computations of close approaches, history articles.

The primary goal of Spacewatch is the study of statistics of comets and asteroids in order to investigate the collisional evolution of the solar system.