[1] Earth Resources Satellite {Astronomie}/{Gelologie}

[2] Environmental Research Satellite (->"IEEE Standard Dictionary")

[3] Earth Recovery Subsystem (->"NASA Acronym List")

[4] Engineering Release System (->"NASA Acronym List")

[5] Entry & Recovery Simulation (->"NASA Acronym List")

[6] Windhök-Eros, Namibia - internationale Fughafen-Kennung