Swedish football-fans headed for Russia terrified mid-air by mysterious light outside plane window.

Allegedly, it was a russian Rocket. A similar phenomena was allegedly seen in december when SpaceX launched a rocket in California.

That don't look like no rocket to me, tho.

Source (Largest MSM evening newspaper of Sweden):

https://www.aftonbladet.se/nyheter/a/jPAB7q/mystiskt-ljusfenomen-skramde-slag-pa-flygpassagerare

(notorious for changing pages as they go, I screenshotted it for you despite the language barrier)