7 August 2015: The Sunspot Number, the longest scientific experiment still ongoing, is a crucial tool used to study the solar dynamo, space weather and climate change. It has now been recalibrated and ...
IAU General AssemblyHonolulu, 3-14 August 2015
IAU Office for Astronomy Outreach
11 - 14 Aug 2015 IAUS 316: Formation, evolution, and survival of massive star clusters
11 - 13 Aug 2015 FM 2: Astronomical Heritage: Progressing the UNESCO-IAU Initiative
11 - 14 Aug 2015 IAUS 319: Galaxies at High Redshift and Their Evolution Over Cosmic Time
11 - 14 Aug 2015 IAUS 320: Solar and Stellar Flares and Their Effects on Planets
15 Aug 2015 Commission Reform: Formal approval of new Commissions and their Organizing Committtees by incoming Executive Committee
15 Sep 2015 Deadline for Letters of Intent for 2017 Symposia
15 Dec 2015 Deadline for submission of Full Proposals for 2017 Symposia
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