The personal collection of USA astronaut Neil Armstrong, the first person to set foot on the Moon exactly 49 years ago, is to be auctioned by his family.
But Aldrin said he and his fellow astronauts never doubted the equipment that had brought them to the moon would bring them back home.
Neil Armstrong's collection includes a variety of artifacts from his 1969 lunar landing, as well as private mementos. Armstrong also unveiled a plaque on the leg of the Lunar Module which read, "Here men from the planet Earth first set foot upon the Moon, July 1969 A.D. We came in peace for all mankind".
And now, in a series of auctions starting November 1 and 2, his collection will be offered for sale.
Today (July 20) is the 49th anniversary of Apollo 11.
Dallas-based Heritage Auctions will handle the auctions.
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Armstrong's son, Mark Armstrong, said: "There will be flown items, autographed items and items of historical significance".
The two have collaborated with a firm to document the artifacts' authenticity and provenance. These medals were commissioned by the Apollo crew themselves and were flown to space during all the Apollo missions, including Apollo 11.
The collection also includes other items that Armstrong took to the moon such as a flag of the United States, a United Nations flag, various states flags, as well as Robbins Medallions and a rare gold medallion.
A US flag, the largest size to make the space trip on the Apollo, is also on the auction list, together with a United Nations flag and various state flags.
Neil Armstrong dies in 2012 in his native OH. after his death, his sons faced the responsibility of conserving, preserving and securing irreplaceable items and honoring their father's legacy.