The grand final of the contest will take place in the Wiener Stadthalle in the Austrian capital Vienna on Saturday 16 May.
TV presenter Victoria Swarovski and actor Michael Ostrowski will host inside the auditorium.
The first semi-final on Tuesday 12 May will feature Croatia, Finland, Georgia, Greece, Portugal, Moldova, Sweden, Belgium, Estonia, Israel, Lithuania, Montenegro, Poland, San Marino and Serbia.
The second semi-final on Thursday 14 May will see performances from Armenia, Azerbaijan, Bulgaria, the Czech Republic, Luxembourg, Romania, Switzerland, Albania, Australia, Cyprus, Denmark, Latvia, Malta, Norway and Ukraine.
The top ten performers from each semi-final will join the five pre-qualified acts in the final.
Austria, France, Germany, Italy and the UK still have to broadcast and vote in one of the semi-finals. Germany and Italy will perform and vote in the first, while Austria, France and the UK will perform and vote in the second.
The semi-finals and grand final will be broadcast live on TV on BBC One and BBC iPlayer and will also be available on BBC Radio 2 and BBC Sounds.