Not too easy. Not too difficult.
There's no blackboard and the slides go by really fast in class. But he has Twitter and his own website where you can check everything from the day.
The universe is huge and we're super tiny compared to everything. Not all the images you see of space are one hundred percent genuine, most are doctored to bring out color we think is there.
Hours per week:
Advice for students:
Be ready to study and be ready to check his website and go over the slides on your own. Especially if you missed class. Oh, and if you want your grades, go directly to his office.