Out of the people I knew who did Astro, one is now in research, the others are in normal commercial jobs. They say you can get jobs in the City doing mathematical stuff, but I’ve never seen that happen. And the City isn’t very many people’s cup of tea either to be honest.
I’ve not found Physics to be superb training in the eyes of employers! I’ve only got a decent job because I was also heavily into computers. And not via my course either – the programming component of my degree was useless from a commercial point of view.
And you do get to go to Hawaii or Tenerife, but you do seem to spend the whole time sat on top of a desolate mountain looking at computers, rather than having a great time on a beach.