A Wiki Science Competition meeting will happen during the Wikimedia Summit 2019, co-hosted by @Alexmar983 and @kruusamagi.
https://meta.wikimedia.org/wiki/Wikimedia_Summit_2019/Thematic,_regional,_language-specific_meetups
A page needs to be prepared for that, plus it might need to be promoted a bit in order for people to know about it and attend.