Orion was developed by Mirvac in March 2007 and underwent a major expansion that completed in March 2016. The latest development introduced an expanded casual dining, fashion and entertainment offer to position the centre as the dominant retail offer in its catchment. The centre is anchored by Woolworths, Coles, Aldi, Target, Big W and Event Cinemas with over 185 specialty stores and nine pad sites, with significant sundry land holdings for future expansion. It has a GLA of 69,650m2. Planet completed the hydraulic services, civil works, & the wet & dry fire.