Observing Program Division Announcement – April 2024 Total Eclipse Special Observing Challenge

The Astronomical League is offering a Special Observing Challenge to commemorate the 2024 (April 8) Total Eclipse.  It is quite similar to the Annular Eclipse Challenge in 2023.  You should start collecting data for the Gold Level immediately (it requires at least 6 months of data).  For more information and all of the details, go to the website:

Observing Program Division Announcement – Reminder of the International Observe the Moon Night

The Observe the Moon Night Observing Challenge is upon us.  Observations may be done from today through October 25, 2023.  Deadline for submission is November 21, 2023.

For details on the Challenge, click on:

For the downloadable certificate, click on:


Free Astronomy Text Book

The Astronomical League is pleased to bring you a free introductory text book in astronomy.  It covers Planetary Astronomy as well as Stellar and Galactic Astronomy.  It is designed to be used in High School Astronomy classes and Astronomy classes at Community Colleges.

It may be distributed widely, may be printed, and you can request a price check of a printed copy at cost from the author, Aaron Clevenson, at

It is available on the Astronomical League website on the Night Sky Tools page:

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