Uap origins??

The more I think about where these things could come from, isn't outer space or another galaxy. Even if they could go 10x speed of light it still would take a really long time to travel anywhere that's thousands or millions of light-years away. Also I haven't heard Any body saying we tracked em coming from outer space or leaving earth and heading this or that direction in space. The radar data shows them going from upper atmosphere, down to sea level and below sea level. But not heading out t...