ภาพยานขนส่งสินค้า SpaceX เข้าจอดที่สถานีอวกาศระหว่างประเทศ

The SpaceX Dragon cargo spacecraft was berthed to the Harmony module of the International Space Station at 8:54 a.m. EST on Jan. 12, 2015.

In this video frame grab provided by NASA, the International Space Station's robotic arm, lower right, operated by station commander Butch Wilmore, reaches for the SpaceX Dragon spacecraft as it soars more than 420km above the Mediterranean Sea on Monday, Jan. 12, 2015.

There will be five spacecraft at the International Space Station when the Dragon commercial craft arrives Jan. 12, 2015. (NASA)

SpaceX's Falcon 9 rocket lifts off from Space Launch Complex 40 at Cape Canaveral Air Force Station carrying the Dragon resupply spacecraft to the International Space Station. Liftoff was at 4:47 a.m. EST on Saturday, Jan. 10, 2015.

The Falcon 9 SpaceX rocket lifts off from Space Launch Complex 40 at the Cape Canaveral Air Force Station in Cape Canaveral, Fla., Saturday, Jan. 10, 2015. SpaceX is on a resupply mission to the International Space Station.

Photographers record the launch of the Falcon 9 SpaceX from Space Launch Complex 40 at the Cape Canaveral Air Force Station in Cape Canaveral, Fla., Saturday, Jan. 10, 2015.