Apaanews

http://br.groups.yahoo.com/group/apaanews

Astrolista

http://uk.groups.yahoo.com/group/astronomia

Astrolista - gem51

http://lists.gem51.com/mailman/listinfo/astrolista

Awcport

http://uk.groups.yahoo.com/group/awcport

ETX em pt

http://groups.yahoo.com/group/etxempt

Grupo Polaris

http://groups.yahoo.com/group/GrupoPolaris

LX em pt

http://groups.yahoo.com/group/lxempt

Proxima Centauri

http://br.groups.yahoo.com/group/proxima_centauri