Auction Name: 2026 March 21 Space Exploration Showcase Auction

Lot Number: 71048

Shortcut to Lot: HA.com/33172*71048

Gemini 7 Flown Heat Shield Plug in McDonnell Display. A rare full plug, 0.75" diameter x 1.75" long, in a Lucite display bearing a plaque that reads, in full: "Souvenir Cut From The Gemini Vii Heat Shield/ Which Was Recovered From The Atlantic/ On 18 December 1965 After The First Space/ Rendezvous And The Longest Space Flight/ Of 14 Days. This Heat Shield Protected/ Astronauts Borman And Lovell From/ Re-entry Temperatures Of 3100°f." Only the third of these full plugs that Heritage has offered. Very fine.

Gemini 7, launched on December 4, 1965, carried astronauts Frank Borman and James A. Lovell Jr. on a record-setting 14-day mission that demonstrated the feasibility of long-duration human spaceflight. At reentry, the spacecraft's ablative heat shield was critical: as Gemini encountered the extreme thermal loads generated by atmospheric compression, temperatures reaching several thousand degrees Fahrenheit, the shield's outer layers charred and eroded in a controlled manner, dissipating heat and preventing it from penetrating the pressure vessel. This engineered ablation ensured that the cabin environment remained structurally secure and thermally stable, allowing Borman and Lovell to survive the most hazardous phase of the mission and return safely to Earth.

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