Homer wrote:
This flew through my window today:

http://media.slated.org/albums/userpics/10002/00005.jpg

It's absolutely gorgeous, but I have no idea what species it is.
It certainly looks very unusual. Does anyone here know?

I'm on the NE coastline of Scotland.

TIA.

It's a Garden Tiger Moth /Arctia caja/

http://ukmoths.org.uk/show.php?id=293&bf=2057