Ask An Astronomer 

We love astronomy, and want to share it with you! That's why we welcome new questions from K-12 students, teachers, and the general public. We're graduate students at Lick Observatory.

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Feb 17, 2004 answers

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Black Holes Astronomy as a Profession Cosmology Galaxies History Meteors, Comets and Asteroids Miscellaneous Moon
Nebulae Night Sky Physics Planets Space Stars Star Clusters Telescopes

Many archived answers include links to other web sites. We do not update the archived answers, and, with time, many links become invalid. We apologize for this, and if a link doesn't work, we suggest you use your favorite search engine to look for a similar page. Thanks!


Check out these web pages!

BLUE MOON - What is a blue moon? When is the next blue moon? Read the answers to our most popular question! Also, read about the mistake which started the entire blue moon craze from Sky and Telescope Magazine
All About Astronomers -- A short description of what astronomers do, a good resource if you would like to interview an astronomer for a class project.
The Solar System - Learn about our solar system with this excellent page by the Students for the Exploration and Development of Space
Extrasolar Planets - This page is an up-to-date collection of information on many of the planets known outside our own solar system.
The Constellations Web Page - A web page with detailed information on constellations and stars therein.
The American Meteor Society - information on meteors, meteor showers, meteorites. Has a form for reporting fireballs (very bright meteors). Please report meteors to the AMS and not to us. Thanks!
Sky & Telescope Magazine - comet finder charts, eclipse info, telescope reviews, amateur astronomy clubs directory. Did you see a bright star or planet in the sky? Check out their weekly and monthly sky highlights!
How do I Become an Astronomer? - A description from the American Astronomical Society of the steps to becoming an astronomer.
Yahoo! Astronomy Links - one of the most powerful search engines on the Web with its own astronomy web site database.
Bay Area Astronomy Programs -- San Francisco Bay Area organizations that provide public observing sessions and other public astronomical resources
Additional Astronomy Links including an online planetarium, satellite observing information, pictures of the sun, Hubble Space Telescope pictures, asteroid impacts, educational resources, and more! - This powerful search engine is generally very good at locating the best web pages for a given topic. Try it out!


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Remember, the opinions expressed here are those of individual authors and don't necessarily have anything to do with the official opinions of the Observatory.

Our thanks to the Santa Cruz Astronomy Club for their assistance in answering questions related to amateur astronomy. Go team!

Last update: February 17, 2004

(Answer archive updates sporadically.)

--The AAA Team