Many of the prediction dates have passed...and the Earth is doing fine...

This page contains brief information on recent astronomical discoveries as reported in the International Astronomical Union Circulars (IAUCs) (published by the Central Bureau for Astronomical Telegrams) and the Minor Planet Electronic Circulars (MPECs) (published by the Minor Planet Center), as well as links to ephemerides and orbital elements for comets and minor planets. Note You are strongly ...

Lunar and Planetary Laboratory The University of Arizona Tucson, Az The Spacewatch 1.8-meter and 0.9-meter telescopes on Kitt Peak, 45 miles southwest of Tucson, Arizona. (Photograph by Joe Montani; digitally enhanced by Mike Read) (Thanks to Jeff Larsen for the Spacewatch Project logo!) Spacewatch is the name of a group at the University of Arizona's Lunar and Planetary Laboratory founded by ...

On 1994 July 16-22, over twenty fragments of comet Shoemaker-Levy 9 collided with the planet Jupiter. The comet, discovered the previous year by astronomers Carolyn and Eugene Shoemaker and David Levy, was observed by astronomers at hundreds of observatories around the world as it crashed into Jupiter's southern hemisphere. This Web site is here to provide some of the images taken by amateur and professional astronomers before, during, and after the events, and to provide more information on this historic e

The ICQ Comet Information Website Primary and secondary information on comets and observing comets: This is a key place to begin looking for useful and accurate information regarding news, observations, orbital data, designations and names, and good links regarding comets and related topics . Special dated news items: Introductory information on comet C/2002 C1 (Ikeya-Zhang). The only ...

David A. Kring Lunar and Planetary Laboratory Department of Planetary Sciences The University of Arizona 1629 E. University Blvd. Tucson, Arizona 85721-0092 1998 David A. Kring World Wide Web Edition ...

NOVA Online provides information and recently-acquired imagery of Venus and the just-discovered Hyakutake and Hale-Bopp comets.

Small Bodies Data Archives These directories contain the on-line data holdings of the Small Bodies Node and additional support files, as they are made available. The files in these directories are also accessible by FTP. Data Holdings The SBN has a number of datasets available on-line for browsing and downloading, the vast majority of which are in the form of ASCII or binary tables of numbers. A ...

Learn about Meteorites - history, geology, astronomy. Trade an Meteorite.

Meteorite Stamps and Coins ...

Meteorite Central is an online source for information pertaining to collecting meteorites, buying meteorites, and meteorite identification including a meteorite mailing list ...

This "Theme Page" has links to two types of resources related to the study of asteroids, comets and meteors. Students and teachers will find curricular resources (information, content...) to help them learn about this topic. In addition, there are also links to instructional materials (lesson plans) which will help teachers provide instruction in this theme.