Among its primary mission targets was to measure distances to Cepheid variable stars more accurately than ever before, and thus constrain the value of the Hubble constant, the measure of the rate at which the universe is expanding, which is also related to its age.. 
 Sàràkí tún jẹ́ olùdarí ilé iṣẹ́ ìfowópamọ́sí ní orílẹ̀ èdè Nàìjíríà ti orúkọ ilé ìfowópamọ́sí náà sì ń jẹ́ Société Générale (NIG) Ltd láti ọdún 1990 sí 2000.. 