Astronomy includes both the theory and observation of celestial objects in the sky. Studies may require physics courses and some programs may teach students how to use telescopes, star charts, and special computer software. A student interested in using creative thinking and problem-solving may enjoy studying this topic.

Master-level studies involve specialized study in a field of research or an area of professional practice. Earning a master’s degree demonstrates a higher level of mastery of the subject.
Earning a master’s degree can take anywhere from a year to three or four years. Before you can graduate, you usually must write and defend a thesis, a long paper that is the culmination of your specialized research.

Part-time learning allows one to obtain a degree or qualification even if one cannot attend school on a full-time basis. One can learn at one's own pace, gradually accumulating credits that count towards a final qualification.