Most PhD opportunities are listed by institutions at regular times each year, with deadlines often between November – February. See the PhD Guide for a long list of places which do Astrophysics.

If you happen to be looking outside of these times, your best chance is to look for individual PhD places listed on the following platforms:

1. AAS Job Register
2. RAS Job List
3. EAS Job Directory
4. SpaceCareers.uk
5. FindAPhD