Ever since Buzz Aldrin, the veteran NASA astronaut, has posted some of his old documents on social media websites, picture of his travel voucher for his journey to moon has led to a sensation.

The documents also include a travel voucher for his historic journey into space in 1969. Interestingly, his return trip from Houston, Texas, via the moon, cost only $33.31, revealed one of the pictures.

When revised as per the present day inflation, the same amount would turn out to beabout $216.59 (in U.S. currency).

A former NASA astronaut Aldrin is the only surviving member of the crew that went for the moon mission. He revealed that the Apollo 11 mission crew had to proclaim the moon rocks and dust samples too following their return. They submitted thse with the US customs.

The voucher enlisting the travel expenses from Houston, Texas, via the moon also had details of travel arrangements.

Aldrin drove his own car from his home. He reached Ellington Air Force Base outside Houston, Texas in his car. Further, he reached Cape Kennedy in a government aircraft. The voucher further read : "Cape Kennedy, Florida to Moon: Government Spacecraft'; "Moon to Cape Kennedy, Florida: Government Spacecraft" The form dated back to July 24, 1969 was signed by both Neil Armstrong, the first man on the moon, and Aldrin, Apollo 11's Lunar Module pilot.

On July 20, the 46th anniversary of the Apollo 11 moon landing was marked. It was during those celebrations, Aldrin shared some of these photos on Twitter.

In one of his posts Aldrin recalled, "The surface of the moon was like talcum powder and felt 'squishy' under my feet."