Most of the Gundam animation (including the earliest series) is set in what is known as the Universal Century (UC) calendar era, with later series set in alternate calendars or timelines.
Kebanyakan animasi Gundam (termasuk serial awal) berlatar di apa yang dikenal dengan era kalender Universal Century (UC), dan serial seterusnya berlatar di waktu alternatif atau garis waktu yang berbeda.