On September 4, 2019 an unknown object appeared in the view of the ISS camera. The object was recorded by Nicolas from Montreal, Canada.
In the footage the object is clearly seen moving through the atmosphere. There is also another unknown object in the background of the ISS.
The MrMBB333 YouTube channel shares the clip of the mysterious U̳F̳O̳ as well as a collection of other strange observations in the sky.