Strings of lights don't belong on an aluminum Christmas tree. Aluminum conducts electricity so it is a fire hazard and also a shock risk.
An ostensibly contemporary voiceover refers to the Soviet probe that made the first photographs of the far side of the Moon as "Luna 3". The spacecraft was known as the "Automatic Interplanetary Station" at the time of its 1959 mission and was retroactively renamed "Luna 3" in 1963.