Firmament is a thoroughbred horse born in Australia in 2023. Race horse Firmament is by Captivant (AUS) out of Rupavari (AUS). Firmament form is available here. Owned by Sparta Racing (Mgr: D S Browne), J M Imeson, L Malone, M R Pollard, S A McVilly, X P Burke, D Reisima, G Tahan, M Amenta, H L Bowman, A C Schafer & T E Woodman.