The first meeting, initiated by Milcho Tsvetkov and Milan S. Dimitrijević, was organised in Belogradchik from 5 to 8 August 1998. Apart of 15 Serbian and 18 Bulgarian astronomers,
Mijat Mijatović from Macedonia also participated.
The second conference was organized from 23 to 26 June 2000 in Gamzigradska Banja near Zaječar.
THE THIRD BULGARIAN-SERBIAN ASTRONOMICAL MEETING was held on May 13-15 in Gjolechitsa in Bulgaria.
From 21 to 24 April 2004, in Belgrade was organized THE FOURTH SERBIAN - BULGARIAN ASTRONOMICAL CONFERENCE.
V BULGARIAN-SERBIAN CONFERENCE ON ASTRONOMY AND SPACE SCIENCE was held from 9 to 12 May 2006, in Sofia, Bulgaria.
VI SERBIAN-BULGARIAN ASTRONOMICAL CONFERENCE was in Belgrade, Serbia, May 7-11, 2008.
VII BULGARIAN-SERBIAN ASTRONOMICAL CONFERENCE - ASTROINFORMATICS was in Chepelare, Bulgaria, June 1-4, 2010,
VIII SERBIAN-BULGARIAN ASTRONOMICAL CONFERENCE was in Leskovac, Serbia, May 8-12, 2012.
IX BULGARIAN-SERBIAN ASTRONOMICAL CONFERENCE - ASTROINFORMATICS was in Sofia, Bulgaria, July 2-4, 2014.
X SERBIAN-BULGARIAN ASTRONOMICAL CONFERENCE was in Belgrade, Serbia, May 30 - June 3, 2016.
XI BULGARIAN-SERBIAN ASTRONOMICAL CONFERENCE was in Belogradchik, Bulgaria, May 14-18, 2018.