Pegasus XL | Interface Region Imaging Spectrograph (IRIS)

Orbital Sciences Corporation launch of a Pegasus XL Rocket

Watch Launch Video 1   |   Video 2

Orbital Sciences Corporation was scheduled to launch a Pegasus XL rocket as part of the Interface Region Imaging Spectrograph (IRIS) mission. The launch window for the Heliophysics mission was on Thu, Jun 27th, 2013, 10:27 PM EDT from Vandenberg Air Force Base. The status of the launch was Success. Don’t miss this exciting rocket launch! Watch the launch video of the Pegasus XL and experience the excitement for yourself.

Mission

Interface Region Imaging Spectrograph (IRIS)

The Interface Region Imaging Spectrograph (IRIS) is a NASA Small Explorer Mission to observe how solar material moves, gathers energy, and heats up as it travels through a little-understood region in the sun's lower atmosphere.

Location

Launch Pad Compass (Beta)

Vandenberg Air Force Base

Air launch to orbit

Rocket

Pegasus XL

The Pegasus is an air-launched rocket developed by Orbital Sciences Corporation (now part of Northrop Grumman Innovation Systems). Capable of carrying small payloads of up to 443 kilograms (977 lb) into low Earth orbit, the vehicle consists of three solid propellant stages and an optional monopropellant fourth stage. Pegasus is released from its carrier aircraft at approximately 40,000 ft (12,000 m), and its first stage has a wing and a tail to provide lift and attitude control while in the atmosphere.

Orbital Sciences Corporation
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