Photos: Orbital Sciences' Orb-2 Space Station Delivery Mission

Liftoff for Antares Rocket and Cygnus Spacecraft

NASA/Bill Ingalls

The Orbital Sciences Corporation Antares rocket launches from Pad-0A with the Cygnus spacecraft onboard, Sunday, July 13, 2014, at NASA's Wallops Flight Facility in Virginia.

Antares Takes Off

Megan Gannon for Space.com

Orbital Sciences' Antares rocket lifts off on July 13, 2014, from Wallops Island, Virginia.

Cygnus Spacecraft Named for Astronaut Janice Voss

NASA TV

The Cygnus spacecraft flying Orbital Sciences' Orb-2 cargo mission to the International Space Station is named in honor of NASA astronaut Janice Voss, who died in 2012.

Cygnus Cargo Spacecraft Readies for Launch

Patrick Black/NASA

The Cygnus Service Module is seen being mated to the Pressurized Cargo Module Friday, April 4, 2014, at NASA’s Wallops Flight Facility, Virginia. Orbital Sciences Corp., of Dulles, Virginia, plans to launch the module to the International Space Station on July 11, 2014.

Antares on Pad

NASA/Bill Ingalls

An Orbital Sciences Corp. Antares rocket stands poised to launch an unmanned Cygnus spacecraft on a commercial cargo delivery flight to the International Space Station for NASA. Liftoff is set for July 13, 2014. See the mission in photos in this Space.com gallery.

Cygnus capsule

NASA/Bill Ingalls

Orbital Sciences' Antares rocket, shown here at its launch pad on July 10, 2014, will haul a Cygnus capsule to the space station.

Antares Rocket Rolls Out in Darkness

NASA/Bill Ingalls

The Antares rocket carrying the Cygnus spacecraft of the Orbital Sciences Corporation arrives at launch Pad-0A, on July 10, 2014, at NASA's Wallops Flight Facility in Virginia.

Antares Rollout

NASA/Aubrey Gemignani

The Orbital Sciences Corporation Antares rocket with the Cygnus spacecraft begins to roll out of the Horizontal Integration Facility, heading to launch Pad-0A, July 10, 2014, at NASA's Wallops Flight Facility in Virginia.

Antares Rocket Rollout from a Distance

NASA/Bill Ingalls

The Orbital Sciences Corporation Antares rocket with the Cygnus spacecraft begins to roll out of the Horizontal Integration Facility, heading to launch Pad-0A, July 10, 2014, at NASA's Wallops Flight Facility in Virginia.

Antares Rocket on Launch Pad with Barricade

NASA/Bill Ingalls

The Orbital Sciences Corporation Antares rocket carrying the Cygnus spacecraft is seen on launch Pad-0A, July 10, 2014, at NASA's Wallops Flight Facility in Virginia. Launch is scheduled for July 11.

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Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.