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.

Available at universities around the world, a PhD degree is an excellent choice for students who wish to pursue a career in academia or research. This type of degree is the highest qualification available in many fields and requires a great deal of study to obtain.