Residents could do little but watch as a fast-moving bushfire rip through the outskirts of Coonabarabran, in north western NSW.
At least 12 properties were lost and parts of the Siding Spring Observatory damaged by the inferno.
A view of the smoke from Allison Canham's family property near Baradine. Photo: ALLISON CANHAM
Siding Springs Observatory.
Photo: CANDACE BEARD/TWITTER
Photo: BRIAN SCHMIDT/TWITTER
Photo: KRISSI AMIET/TWITTER
Photo: PAUL DUTTON/TWITTER