The Russian attack on the town of Vilniansk, near the southeastern city of Zaporizhzhia, also injured thirty one others.
In total, at least eleven civilians were killed and a further thirty seven wounded in missile attacks across Ukraine on Saturday.
He posted images from Vilniansk showing a large crater near a smouldering building, as well as several bodies laid out on the ground.
The Russian defence ministry has not publicly commented on the attack.
