The astronomical community welcomes a new book on variable stars by the RASC's most esteemed expert on the subject, Dr. John Percy. Understanding Variable Stars (ISBN 9780521232531) was published this spring by Cambridge University Press. In Dr. Percy's own words:

In addition to all the usual events at a GA, this year's Astronomy Roundup will have five 1/2-day paper sessions presented by more than 35 professional and amateur astronomers.

The Friday paper session kicks off with a talk from Dr. Jaymie Matthews on the MOST satellite and what it teaches us about variable stars. The afternoon will continue with more talks about observing variable stars and ends with brief teaser presentations describing the poster papers that are available for viewing throughout the weekend.

The Halifax Centre will celebrate International Astronomy Week by presenting talks at the Halifax Public Library as follows:

Le Bulletin de la Coalition pour l'astronomie canadienne est maintenant disponible grâce de CASCA. Cette numéro souligne des nouvelles concernant le radio télescope international du 21ième siècle (le Square Kilometre Array ou SKA), le Télescope de trente mètres et le grand réseau millimétrique de l’Atacama (Atacama Large Millimeter Array, ALMA). Téléchargez votre copie du http://www.casca.ca/media/Astronomy%20News%20FR%20NOV%202006.pdf.