The majority of universities on the island of Ireland with astrophysics research groups host research experience events for second-level students, in particular those in Transition Year. Some of those events are listed here.
TCD School of Physics
The School of Physics at TCD host a Transition Year Physics Experience (TYPE) programme in autumn every year, containing an astrophysics day with possible field trips to an observatory at Dunsink, Armagh or Birr Castle. For more details, email firstname.lastname@example.org or see the TYPE webpage.
UCD School of Physics
The School of Physics at UCD host a Student Transition Year Physics Experience (STYPE) for Transition Year students every year. This programme is aimed at students with a strong interest in physics and includes the chance to build and launch a team rocket. For more details, contact Dr. Tom McCormack or see the webpage.