president of the Challenger society

a critical onboard document used during the mission and later preserved in the personal collection of astronaut James Lovell

Chinese Shenzhou 9 landing cover hand signed by the entire crew incl

6x4'' glossy Sokol portrait of Soyuz MS-28 astronaut Sergey Kud-Sverchkov hand signed by him

An extraordinary piece of modern space history: a flown commemorative cover carried aboard the International Space Station and postmarked in space

Soyuz MS-27 launch cover patch – Jonny Kim! Apollo 9 president of the Challenger societySoyuz MS 27 Launch Cover Hand Signed by Crew Members Featuring Artemis Candidate Jonny Kim This Soyuz MS 27 launch cover is a remarkable collectible, hand signed by the prime crew: Sergey Ryschikov, Andreas Subritzki, and Jonny Kima future Artemis astronaut candidate with aspirations to fly to the Moon as part of NASA's next generation space exploration program. Jonny Kims signature adds a unique and forward looking dimension to this item, linking