NASA will hold a news conference on NASA Television tonight at approximately 8:30 p.m. EDT to discuss the mishap that occurred at Pad 0A of the Mid-Atlantic Regional Spaceport at NASA’s Wallops Flight Facility in Virginia during the attempted launch of Orbital Sciences Corp’s Antares rocket and Cygnus cargo spacecraft at 6:22 p.m. Tuesday.

Participating in the news conference are:

– Bill Gerstenmaier, associate administrator of NASA’s Human Exploration and Operations Mission Directorate

– Frank Culbertson, Executive Vice President and General Manager of Advanced Programs Group at Orbital Sciences Corp.

– Bill Wrobel, director of NASA’s Wallops Flight Facility

– Mike Suffredini, NASA’s International Space Station Program Manager

To participate in the news conference by phone, media can call toll-free: 800-369-1141 with the passcode: Orbital. International callers can use 1-517-308-9499 with the same passcode: Orbital.

For NASA TV schedule and video streaming information, visit:

http://www.nasa.gov/nasatv