Dundee United sign Polish Under-21 international goalkeeper Michal Szromnik from Arka Gydnia.
Former Celtic manager Neil Lennon believes Ronny Deila can recover from the 4-1 defeat to Legia Warsaw in Poland.
Celtic boss Ronny Deila is "unbelievably disappointed" his side lost 4-1 to Legia Warsaw in Champions League qualifying.
Ronny Deila suffers a nightmare first loss as Celtic boss with a heavy defeat by Legia Warsaw in the Champions League qualifiers.
Fixtures, Results & Tables
Preview followed by live coverage of Thursday's Europa League game between Real Sociedad and Aberdeen.
Preview followed by live coverage of Thursday's Europa League game between St Johnstone and Spartak Trnava.
St Mirren sign former Derby County striker Callum Ball on a one-year deal, with the option of a further year.
Hull new-boy Andrew Robertson says being let go by Celtic for "being too small" made him more determined to succeed.
Ronny Deila admits Celtic face a huge step up in class against Legia Warsaw in Wednesday's Champions League qualifier.
Dundee United sign defender Conor Townsend from Hull City on a season-long loan, following Andy Robertson's departure
Hull City sign left-back Andrew Robertson from Dundee United and defender Harry Maguire from Sheffield United.
Jo Inge Berget says he will do all he can to earn a permanent move to Celtic, having joined on loan from Cardiff City.
Striker Tony Watt moves from Scottish champions Celtic to Belgian side Standard Liege on a five-year contract.
Celtic sign Norwegian striker Jo Inge Berget on loan from Cardiff City until January.
Full back Jeroen Tesselaar signs for St Mirren on a one year deal, after leaving Kilmarnock at the start of the summer.
Derek McInnes warns Real Sociedad not to underestimate his side after Aberdeen defeat Groningen 2-1 in the Europa League.
Tommy Wright praises the character of his men as St Johnstone defeat Swiss side Luzern on penalties in the Europa League.
Motherwell are bundled out of Europa League qualifying by an extra-time goal from Stjarnan in Iceland.
St Johnstone move into the third qualifying round of the Europa League after beating FC Luzern on penalties.
Dundee United accept an improved bid from Hull City for Scotland left-back Andrew Robertson.
Video & Audio
Features & Analysis
Legia Warsaw's faltering start to the season has led to criticism of Henning Berg's management ahead of Celtic's visit.
The successes of Celtic, Aberdeen and St Johnstone in European competitons reminds the Scottish game that it can still thrive.
BBC Scotland gives a rundown of the arrivals and departures this summer in the Scottish Premiership.
English KR Reykjavik striker Gary Martin is hoping Champions League success against Celtic can lead him back home.
Nicknamed "Mini Messi" by his Dundee United team-mates, Ryan Gauld is an outstanding Scottish talent who can thrive at Sporting Lisbon.
Derek McInnes's side aim to lay down a marker for the rest of the campaign as they make an early start in Europa League qualifying.
The intrigues, competitive dramas and expectations of the coming campaign are laid out in the fixture list.
Some players may be wary of Celtic assistant John Collins's methods but his rapport with Ronny Deila will be key, says Richard Wilson.
New Celtic manager Ronny Deila combines levity with serious work in his quest for success, writes Kristan Heneage.
Appointing Ronny Deila as their new manager is an educated and imaginative punt by Celtic, writes Tom English.