S_-_type
D_-_type_asteroid
B_-_type
C_-_type
V_-_type_asteroid
M_-_type
E_-_type
A_-_type

Nysa_family
trojan
pre_-_main_-_sequence_star
Beta_Canum_Venaticorum
intentional_community
Asch_conformity_experiments
