None. You simply have to have an interest in astronomy, and have learned a lot about it. Sometimes it's easiest to gain that information by going to college, but going to college by itself doesn't assure than you will gain ANY knowledge of the subject. With astronomy, it's possible to build your own telescopes and read lots of books, and educate yourself without ever going to school for it.
Of course, if you want to get a job as a professional astronomer, then you'll probably need to have a college degree just to be considered. But it doesn't have to be a degree in astronomy; a degree in mathematics or in computers would probably be more useful.
You aren't, technically speaking, required to attend college at all to become an astronomer. However, if you want to be hired as an astronomer and get paid as opposed to doing it as a hobby and buying all your own equipment, you should expect to minimally get a 4-year bachelor's degree in Astronomy or possibly Physics.
You would have attend about 6 years of college before you can become a Astronomer.
To become an astronomer, one typically needs to complete a bachelor’s degree in physics, astronomy, or a related field, which takes about four years. However, to advance in the field and conduct research, a graduate degree such as a master’s or Ph.D. in astronomy is usually required, which can take an additional 2-6 years.
The required to get IIT btech college is 60% and above.
astronomy
how much percent required in dha collage in karachi
87.6
One does not have to be in a specific location to be an astronomer. However, travel may be required in order to conduct studies.
She was an astronomer, discovered a comet, and later taught astronomy on the college level. She was probably the first American female astronomer of note.
4 years of college.
85%
4 year beyond college.