15 September 2016-15 September 2016 Deadline for Letters of Intent for 2018 Symposia
20 August 2018-31 August 2018 XXX IAU General Assembly, Vienna, Austria
2016-M20 DAILY ORBIT UPDATE (2016 JUNE 25 UT)
2016 June 25
2016-M19 DAILY ORBIT UPDATE (2016 JUNE 24 UT)
2016 June 24
2016-M18 COMET C/2016 M1 (PANSTARRS)
2016 June 24
2016-M17 DAILY ORBIT UPDATE (2016 JUNE 23 UT)
2016 June 23

The International Astronomical Union (IAU) was founded in 1919. Its mission is to promote and safeguard the science of astronomy in all its aspects through international cooperation. Its individual members — structured in Divisions, Commissions, and Working groups — are professional astronomers from all over the world, at the Ph.D. level and beyond, and active in professional research and education in astronomy. The IAU has 12403 Individual Members in 98 countries worldwide. Of those 74 are National Members. In addition, the IAU collaborates with various scientific organizations all over the world.

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