it's actual australia. many the bright white on the left, that's antarctica. this was taken while researchers were calibrating the camera. >> i could look at that all day. that is incredible. >> it doesn't look real. >> that's a camera orbiting mars. that's pretty cool. still to come, another skirmish at sea with iran. we'll talk with nbc news's tehran bureau chief as conflicts continue and the nation buries a beloved leader. back after this. per roll