In the competition tonight, champions Manchester City are away to Young Boys in Group G from 8pm.
The other game in that Group is between RB Leipzig and Red Star Belgrade.
Newcastle United host Borussia Dortmund in Group F at St James' Park from 8, with PSG to play AC Milan in the other Group game.
Also at 8 o'clock, it's Celtic up against Atletico Madrid in Glasgow in Group E - with the other tie in that Group involving Feyenoord and Lazio.
In Group H, Barcelona play Shakhtar Donetsk and Royal Antwerp face FC Porto at 5:45pm.
Liverpool Crowned Premier League Champions
Athy RFC Win Towns Cup Final
An Unfortunate Day For Both Kildare Senior Men's and Women's Teams This Afternoon
The Kildare Senior Men And Women Footballers Are Both In Leinster Championship Action This Afternoon
Kildare LGFA vs Dublin Team
Kildare Senior Football Team vs Louth
Kildare Senior Hurling Team vs Westmeath
