Ulster host Ospreys at Kingspan Stadium on the opening night of the 2019/20 Pro14 season on Friday, 27 September.
Ulster will meet Top 14 runners-up Clermont plus English clubs Harlequins and Bath in their European Champions Cup pool next season.
Conferences re-jigged as organisers "freshen up" Guinness Pro14 championship.
Ireland and Leinster full-back Rob Kearney agrees an extension to his IRFU contract until the end of the 2019/20 season.
Audio & Video
Leinster assistant coach John Fogarty and scrum-half Luke McGrath say they both "felt for" Ulster wing Jacob Stockdale after Saturday's European quarter-final.
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