The Astral Alumnus is divided into DECKS, SECTORS, and MODULES.
Decks>Sectors>Modules
 
Decks are the five main bodies of the station, arranged into a t as such:
 1
234
 5
 
Sectors are the zones within each deck.
 
Sector Number/Function
Deck 1:
1. Where most of the city's administration is located
2. Training areas for Judgment and Anti-Skill
3. Accomodations for authorized outsiders (which also includes hotels, private pools, etc.)
4. Mainly for the various teaching staff of the city
Deck 2:
5. Theology system schools
6. Middle and high schools, school dormitories, boarding houses, hospitals
7. Schools focused on raising athletic students along with their esper abilities
8. Industrial arts and fine arts schools
Deck 3:
9. Food-related facilities, including experimental crop growing, the dreaded cafeteria, and the food court.
10. Recreational facilities, which also includes an amusement park
11. A large district consisting of the city's major shopping district and mass communications facilities
12. Focuses on commerce
Deck 4:
13. Mostly filled with universities and junior colleges
14. Accomodations and various other facilities for overseas students
15. Kindergartens and primary schools
16. Goods transfer, where shipments are received
Deck 5:
17. Reformatories
18. Uncertain; has been in a decline recently and sees little official use.
19. A small sector containing various research modules funded by the Alumnus board.
20. Transportation companies and aeronautics and space development
 
 
Modules make up the sectors: they are the various complexes throughout the station. The size ranges from that of a small shop to a school or dormitory.
1, 6, 11, 16, 21 are off days
Days of the semester:
1 Aeroday
2 Pyroday
3 Aquaday
4 Terraday
5 Metaday
6 Electroday
7 Syntheday
8 Lavaday
9 Magday
10 Wooday
11 Graviday
12 Friday
13 Preday
14 Lighday
15 Teleday
16 Massday
17 Tempeday
18 Timeday
19 Momenday
20 Plantday
21 Dreamday
22 Aniday
23 Technoday
24 Proday
25 Portday