As you want to get the details of career or jobs after studying Astronomy so here it is for you:

Courses:
M.Sc. Astronomy.
M.Sc. Astrophysics.
M.Sc. Meteorology.
Ph.D. Astronomy.
Ph.D. Astronomy and Astrophysics.
Ph.D. Astrophysics.
Ph.D. Atmospheric Science and Astrophysics.

The study of this field includes all or few of these –

Solar System.
Computer Applications.
Stellar Spectroscopy.
Celestial Mechanics.

Some Job Types

Researcher.
Observational Astronomers.
Theoretical Astrophysicists.
Stellar Astronomers.
Solar Astronomers.
Technicians.
Research Assistants.

Some Employment Areas

Planetarium.
Universities.
Observatories.
Laboratories.
Defence and Space Research Organisations.
Electrical Component Manufacturers.
Electronic Equipment Manufacturers.