Buzz Aldrin, second man to walk on moon, celebrates 93rd birthday with a wedding

• Aldrin gained worldwide fame by setting foot on the moon 20 minutes after fellow astronaut, Neil Armstrong, had taken his epic first step on July 20, 1969
• ‘On my 93rd birthday ... I am pleased to announce that my long-time love Dr Anca Faur & I have tied the knot,’ Aldrin tweeted