See also:

• Science: Astronomy: Stars: Variable Stars  (11)

The Amateur Sky Survey - TASS - Project objective to construct low-cost, drift-scan cameras and distribute to sites around the world to monitor for bright objects across a large section of sky..

Center for Backyard Astrophysics - A global network of small telescopes dedicated to photometry of cataclysmic variables..

Coddenham Astronomical Observatory - Dedicated to the search for and research of Supernovae..

Extrasolar Planet Search Project - Dedicated to amateur radial velocity studies..

Hellenic Supernova Search Team - Features a description of supernovae, members, observatory information, sponsors, other projects, gallery, and news..

MBCAA Observatory - Observations of variable stars and transient phenomena..

The Puckett Observatory - Study of comets and the discovery of supernovae..

Systemic - A collaberative effort with public participation to build a statistical model of the galactic planetary census..

Transitsearch - Coordinates a cooperative observational effort to allow experienced amateur astronomers and small college observatories to discover transiting extrasolar planets..