LOT #50066 |
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Apollo 8 Flown Heat Shield Ablative Material Segment in Acrylic Paperweight Display from North American Rockwell Directly from...
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Sold on Jun 14, 2024 for:
$4,250.00
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Description
Apollo 8 Flown Heat Shield Ablative Material Segment in Acrylic Paperweight Display from North American Rockwell Directly from the Dr. Rocco Petrone Family Collection. A 1.5" long x 1.25" half-round section of the heat shield charred by the intense heat of re-entry sealed into a half-capsule shaped display, 3.625" x 3.125" in size. On the back (actually the bottom if used as a paperweight) are padded "feet" and a label from the Space Division of North American with details of the flight. The Rockwell-manufactured Spacecraft 103 was used for the mission. Light toning of the plastic, very fine.The Apollo 8 mission, a pivotal moment in the American space program and human space exploration, hinged on numerous technological and engineering advancements. Among these, the heat shield ablative material played a crucial role in ensuring the mission's success and the safety of its crew. Ablative material is a type of thermal protection system designed to protect a spacecraft from the intense heat generated during atmospheric re-entry. The physics of re-entry involves converting the spacecraft's high kinetic energy into heat due to friction with the Earth's atmosphere. This process can generate temperatures exceeding 4,500° F, enough to melt or vaporize most known materials. The ablative heat shield's job was to absorb this intense heat and then remove it by undergoing a controlled pyrolysis, essentially charring and slowly vaporizing, thus preventing the transfer of heat to the spacecraft's interior where the astronauts resided. The ablative shield helped maintain the structural integrity of the Command Module, ensuring that the spacecraft remained intact throughout the re-entry process.
Auction Info
2024 June 14 - 15 Space Exploration Signature® Auction #6292 (go to Auction Home page)
Auction Dates
June, 2024
14th-15th
Friday-Saturday
Bids + Registered Phone Bidders: 13
Lot Tracking Activity: N/A
Page Views: 322
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