MOSCOW — Russia’s Mission Control says the launch of an unmanned Russian cargo ship to the International Space Station has been postponed.

The Mission Control didn’t immediately give the reason for the postponement of Thursday’s launch, which was announced minutes after the designated launch time at 12:32 p.m. Moscow time. It said the launch is now set for Saturday.

To get all the news about space and strategic systems delivered to your inbox every month, be sure to sign up for our Military Space Report newsletter.

The Progress MS-07 ship, carrying 2.5 metric tons of supplies, was to blast off from the Russian-leased Baikonur launch complex in Kazakhstan and dock at the station three hours later.

The ship is to deliver water, food and scientific equipment, among other items.