Good morning,

 

After checking online, it seems that the very first word on the moon was seconds after landing and said by Buzz Aldrin.  It was “OK.”

 

You can find more information at these sites:

 

http://www.jsc.nasa.gov/history/mission_trans/apollo11.htm

http://www.hq.nasa.gov/alsj/frame.html

 

Thanks,

 

Josh

 

 

 

 

Joshua Buck
NASA Headquarters

Public Affairs Officer for Space Operations

Office of Communications
Suite 5N39
Washington, DC 20546