Background information on the topic of your group project can help you focus and refine your research. It can provide you with a big picture context within which you can place your own work. It can provide information from reliable sources that provides a framework for readers of the report that your group produces.
Where to start?
Find books on Artificial Intelligence:
...... "Artificial intelligence"
...... Artificial intelligence AND criminology OR "criminal justice"
......Artificial intelligence AND jobs OR economy
Find books on Space Exploration:
....."Space exploration"
.....Space exploration AND commercial
.....Space exploration AND security
Artificial Intelligence
Space Exploration