Robert "Hoot" Gibson Signed STS-41B First Untethered Spacewalk Cover — Grumman Aerospace Bethpage Cachet, 1984

February 7, 1984. Bruce McCandless floated free of Challenger — no tether, no lifeline, nothing between him and the void but a nitrogen-jet backpack and his own nerve. The photo that came back became one of the defining images of the Space Age: a lone figure in white against the infinite black, Earth curving beneath him. STS-41B had just changed what it meant to work in space. On the flight deck, keeping Challenger steady while McCandless and Robert Stewart made history, was Robert L. "Hoot" Gibson — fighter pilot, future Shuttle commander, the kind of astronaut other astronauts wanted flying their vehicle when the margin for error went to zero.

This cachet cover was produced and postmarked at Grumman Aerospace Corporation's Bethpage, New York facility on February 9, 1984 — six days into the mission — by the engineers and builders who constructed the Shuttle's wing structure. The blue rubber-stamp cachet reads "STS-11 SPACEWALK / Grumman Aerospace Corp., Bethpage N.Y. / Builder of the Shuttle Wing," using NASA's original internal mission number. Franked with the USA 20¢ Flag over Supreme Court definitive. Gibson's signature, bold in black ink above the cachet text, anchors the whole thing: this is not a stock souvenir envelope. It is a corporate artifact from the people who built the vehicle, signed by the man who flew it on the mission that rewrote the EVA record book.

Grumman's Bethpage campus had been the center of American spaceflight ambition since the 1960s, when the company built the Apollo Lunar Module — the only spacecraft ever to land human beings on another world. A generation later, Grumman fabricated the wing structures for the Space Shuttle orbiters, keeping the Long Island facility at the heart of NASA's manned program. Covers like this were circulated through the Bethpage company post office to mark significant mission events — a tradition rooted in the aerospace workers' pride in the hardware they put into the sky. The "STS-11" designation is an artifact of NASA's original sequential numbering system, replaced before launch by the STS-41B alphanumeric code that has confused casual collectors ever since. Both numbers refer to the same mission. Both refer to the day McCandless flew free.

Hoot Gibson flew five Shuttle missions in all, commanded STS-27 and STS-47, and held the record for most Shuttle flights at his retirement. He was also, by reputation, the finest stick-and-rudder pilot in the astronaut corps — a distinction that carries weight in a community not short on exceptional aviators. STS-41B signed covers surface regularly on the secondary market, but the Grumman corporate origin here is the differentiator: the postmark is Bethpage, the cachet is Grumman's own, and the signature comes from the pilot on the flight deck while the mission was actively underway. This cover comes with a Certificate of Authenticity issued by Mesilla Valley Estate Sales.

CONDITION

Very Good. Cover is clean and bright; the blue cachet impression is crisp and legible throughout. Postmark is clear, with the year digit partially obscured at the edge of the cancel — consistent with 1984 based on mission date. Signature is bold and unsmeared. Light handling consistent with forty years of age; no tears, stains, or folds.

DIMENSIONS / SPECIFICATIONS

• Overall: 3 5/8" × 6 1/2"
• Mission: STS-41B (NASA internal designation STS-11)
• Launch Date: February 3, 1984, Space Shuttle Challenger
• Postmark: Bethpage, N.Y. USPO, Feb. 9, 1984
• Franking: USA 20¢ Flag over Supreme Court definitive
• Cachet: Blue rubber-stamp, Grumman Aerospace Corp., Bethpage N.Y.
• Signature: "Hoot Gibson" in black ink
• COA: Mesilla Valley Estate Sales