Comets (Subscribe)
Links
Small-Body Orbital Elements
http://ssd.jpl.nasa.gov/?sb_elem
Provides access to orbital elements for numbered asteroids, unnumbered asteroids, and comets with element tables using a custom generator (using the current DASTCOM database) or ASCII files.
Holloway Comet Observatory
Image collection provided by Mike Holloway.
Comets
http://www.skyandtelescope.com/observing/objects/comets/
News, estimating brightness, photography, reporting discoveries, and articles.
Comet-Images
http://tech.groups.yahoo.com/group/Comet-Images/
Posting of images with discussion of images and equipment.
Comet Observation Home Page
http://www.calion.com/astro/nasam/marzo.htm
Recent news and observations, ephemerides for current visually observable comets, finder charts and orbital diagrams, images, and information.