My wife and I were sitting outside chatting around our fire pit in our back garden as do sometimes when the weathers nice and we saw this row of continuous whit

My wife and I were sitting outside chatting around our fire pit in our back garden as do sometimes when the weathers nice and we saw this row of continuous white dots all evenly spaced passing over us and we were like "what the f????" as it was obviously not natural. Quick post on Facebook gave us the answer but yeah at the time it really was a "wow" moment