Ya mere, n'oge ụfọdụ n'ọdịnihu, IK Pegasi A ga-eri mmanụ hydrogen na isi ya ma malite ịmalite site na isi usoro iji mepụta red giant. Otú ọ dị, envelopu nke red giant nwere ike itolite ruo n'ókè dị ịrịba ama, na-agbatị ruo otu narị ugboro ya gara aga okirikiri (ma ọ bụ ibu). Ozugbo IK Pegasi A na-agbasa ruo n'ókè ebe envelopu ya dị n'èzí na-ejupụta na Roche lobe nke onye ibe ya, a ga-emepụta diski gas na-agbakọta gburugburu onye na-acha ọcha ọcha. Gasi a, nke mejupụtara hydrogen na helium, ga-agbakọta na elu nke onye ibe ya. Ihe a na-eme n'etiti kpakpando ga-emekwa ka usoro ha na-agbanwe agbanwe na-ebelata. Na elu nke nwa ojii ọcha ahụ, a ga-agbakọta gas ahụ na-adịgide adịgide ma na-ekpo ọkụ. N'oge ụfọdụ, envelopu nke onye ọ bụla na-acha uhie uhie nwere ike ịbawanye ruo nha dị ịrịba ama, na
100 <unk> 200 km/s