Assignment 4 (21.11.2017)
Write an essay of 2 to 3 pages (A4, normal font size and line spacing) on the topic and/or questions given below. Return your paper as a PDF file to MyCourses in one week, that is by Tuesday 28.11. at 14.15. (Reminder of the definition of an essay on this course: a formal short piece of writing on a particular subject; an article; a short scientific paper.)
Topic for assignment 4:
describe and compare the gamma-ray satellites so far, focussing
particularly on improvements (technological and scientific) made in each
new generation instrument. What are the main goals for future gamma-ray
instruments, and how will they be achieved?