CAPE CANAVERAL, Fla. (AP) — A private Earth-to-orbit delivery service made good on its latest shipment to the International Space Station on Sunday, overcoming mechanical difficulty and delivering a ton of supplies with high-flying finesse.

To NASA’s relief, the SpaceX company’s Dragon capsule pulled up to the orbiting lab with all of its systems in perfect order. Station astronauts used a hefty robot arm to snare the unmanned Dragon, and three hours later, it was bolted into place.