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This Month in Astronomical History

Drawing by Jason E. Ybarra

Each month, as part of a series started in July 2016, the Historical Astronomy Division will highlight an important discovery or memorable event in the history of astronomy on the AAS website. An archive of these posts is below. A similar resouce for physics, This Month in Physics History, may be found on the website of the American Physical Society.

Interested in writing a This Month in Astronomical History article for the AAS News Digest? The AAS Historical Astronomy Division is always looking for enthusiastic individuals who want to contribute to the column, which appears in the twice-monthly newsletter sent to the AAS membership, and is archived on the Historical Astronomy Division’s website.  Length should be approximately 500 words. A list of author guidelines may be found here .

Possible topics include significant discoveries, birth of a noted astronomer, key astronomical events, and important papers.

If interested, please e-mail us at or to

.Editor: Jason E. Ybarra (Bridgewater College)

We thank Teresa Wilson (Michigan Technological University) for founding this feature, and for serving as its editor since July 2016!

       2019     2018     2017     2016

       Click here to see these features arranged by month







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