Announcements

Each month this series from the AAS Historical Astronomy Division highlights an important discovery or memorable event. In October 2019 we celebrate the 50th anniversary of the charge-coupled device (CCD).

The second major release of data from NASA's Chandra X-ray Observatory features 317,167 unique X-ray sources and is now available for queries and downloads.

AAS members within striking distance of Kutztown, Pennsylvania, are invited to attend the 15 November dedication of the on-campus observatory in honor of longtime AAS member and supporter Carlson Chambliss.

A new database created by the American Association of Variable Star Observers (AAVSO) enables amateur and professional observers to archive data from any variable object in the sky.

In reaction to concerns about climate change, faculty and students at San Francisco State University and Yale University have launched a new website and movement called Astronomers for Planet Earth.

Reflecting on the monumental effort that led to the Apollo 11 Moon landing, AAS Executive Officer Kevin Marvel identifies climate change as a modern challenge that we should be able to meet with a similar effort.

AAS Nova provides highlights of recent articles from AJ, ApJ, ApJ Letters, and ApJ Supplements to inform you about discoveries you might otherwise overlook.

Sky & Telescope compiles short and sweet news stories on a variety of topics, from what to see tonight, to news from the amateur community, to the latest exoplanet discoveries.

The National Academies invite you to attend a town hall webinar on Monday, 28 October 2019, from 1:30 to 2:30 pm ET as part of the Decadal Survey on Astronomy and Astrophysics. Register today!

The International Astronomical Union encourages applications for new Individual and Junior members to be admitted in 2020. Apply by 15 December 2019.

Welcome to the newly redesigned aas.org! With a fresh look and feel and an intuitive design, our new website exemplifies the AAS’s mission to enhance and share humanity’s scientific understanding of the universe...

AAS members are invited to "Engaging the Cosmic Perspective to Address Environmental and Social Issues" at the Holiday Inn Washington-Capitol on Wednesday afternoon, 23 October.

Nominations are now invited for the Margaret Burbidge Visiting Professorship of Physics and Astronomy at the University of California, San Diego. Application deadline: Friday, 31 January 2020.

Wildlife safaris during the day, and stargazing under pristine Southern Hemisphere skies during the night. Sound good? Join Sky & Telescope's Botswana tour in July 2020.

The Nobel Prize in Physics 2019 goes to physical cosmologist James Peebles and pioneering exoplanet hunters Michel Mayor and Didier Queloz.