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NASA - The National Aeronautics and Space Administration

12/04/2021 | News release | Distributed by Public on 12/04/2021 18:53

Space Test Program 3 Launch Scrubbed, Now Targeted for Dec. 6

The Dec. 5 launch of a United Launch Alliance (ULA) Atlas V 551 rocket carrying the Department of Defense's (DOD) Space Test Program 3 (STP-3) mission has been scrubbed. During initial operations, a leak was discovered in the Rocket-Propellant-1 (RP-1) ground storage system. Launch of the mission - which hosts NASA's Laser Communications Relay Demonstration (LCRD) and the NASA-U.S. Naval Research Laboratory Ultraviolet Spectro-Coronagraph (UVSC) Pathfinder - is now scheduled for Monday, Dec. 6, at 4:04 a.m. EST.

NASA TV live launch coverage will start approximately 35 minutes before launch on Dec. 6, at 3:30 a.m. EST:

https://www.nasa.gov/nasalive