Your new home away from home. The office looks a little small to you, especially considering the piles of articles, books and papers that your officemate has piled carefully on almost all available surfaces. You introduce yourself to your new officemate, who looks like he spends all of his time in the office, if not underneath the many piles of papers around the room. He says a quick "hello", then goes back to his computer. As he works, he mutters and swears under his breath, typing faster and faster. You smile weakly. At least you are not stuck with one of the little cubicles you saw as you came down the hall... And maybe your officemate will be able to help you out with your research project. You're getting excited again just thinking of the work you will be doing with Dr. Greenglow this coming year...

You sit back and think about how much you have learned while answering the challenge question, which is a lot! In addition to finding the size of HT Cas, you have learned: