Apogee Books
NASA mission reports, biographies, and project histories
Apogee Rockets
model rocket kits and supplies
Apollo Mission Control Photo Plus
autographs and NASA photos (originals and reprints from negatives)
ArtifactCloud
artifacts, autographs and memorabilia
Astronaut Archives
astronaut autographs and flown artifacts
Astronaut Central
astronaut autographs, including signings
Astronaut Scholarship Foundation
astronaut autographs, models and flown artifacts
Boggs SpaceBooks
new and used books on the history of space exploration
eBay: Autographs: Space
autographs (beware of forgeries)
eBay: Memorabilia: Space Exploration
autographs, flown artifacts, memorabilia and collectibles
Espace Lollini
space topical stamps, covers and supplies
Farthest Reaches
autographs, books and flown artifacts
Galactic Stone & Ironworks
meteorites and space memorabilia
Goldberg Coins & Collectibles Auctions
autographs, flown artifacts, covers and mememorabilia
GSFC SpaceShop Online
apparel, collectibles and toys directly from Goddard Space Flight Center
Heritage Auctions
autographs, flown artifacts, covers, books, and memorabilia
Historic Space Systems
flown artifacts and hardware
Interstellar Store
apparel, collectibles, memorabilia and toys
Joe Frasketi's Space Covers
space topical covers and cachets
JSC Exchange Store - ShopNASA.com
apparel, collectibles, memorabilia and toys directly from the Johnson Space Center
Cosmosphere Cargo Bay Store
autographs, collectibles, models and toys
KSC Visitor Complex Space Shop
apparel, collectibles, models, posters and Space Shuttle launch viewing tickets
Liberty Bell 7 Covers
space topical covers and autographs
Lunar Legacies
autographs, flown artifacts, covers, books, patches and memorabilia
Moonpans
high quality moonwalker signed panoramic prints
New Ware Space Kit Series
resin space models, decals, and conversion kits for existing kits
Nick Proach Models
highly detailed replicas of spacecraft, rockets, missiles and satellites
Novaspace Galleries
space art (paintings, prints and posters)
RealSpace Models
resin spacecraft models
Regency-Superior Auctions
autographs, flown artifacts, covers, books, and memorabilia
Retro Space Images
CD and DVD-R collections of NASA historic mission imagery
RR Auction
autographs, flown artifacts and memorabilia
Sky Force Space Patches
NASA space mission patches, Mercury through Space Shuttle
Sky Image Lab
large format/framed astronomy photos selected from observatories' archives
Space Images
unsigned astronaut portraits and NASA mission photos
Space Cover Store
space topical covers and cachets
Spacecraft Films
remastered NASA footage DVDs
Space Shirts
printed apparel and souvenirs
SpaceToys.com
apparel, memorabilia, models, and toys
Up-Ship
models, documents and technical drawings
USSR-AirSpace
Soviet/Russian autographs, books, flown artifacts, models, and memorabilia
The Space Collective
apparel, flown artifacts, memorabilia, models, and toys