WWE sent out the following press release:
Smackdown® MOVES TO THURSDAY NIGHTS ON SYFY BEGINNING JANUARY 15 AT 8PM
NEW YORK – January 13, 2015 – Don’t forget! WWE® SmackDown is moving to Thursday nights on Syfy beginning January 15th at 8PM (ET/PT).
With more than 800 original episodes, Smackdown is the second longest-running weekly episodic program in U.S. television history, only behind WWE’s other flagship program, Monday Night Raw.
Over the past 15 years, Smackdown has been broadcast from 170 different venues, in 148 cities and towns, in seven different countries including the United States, Canada, the United Kingdom, Iraq, Japan, Italy and Mexico. The name Smackdown came from WWE Superstar Dwayne “The Rock®” Johnson’s popular catchphrase, “Lay the Smackdown.”