See also:

• Recreation: Travel: Specialty Travel: Space  (9)
• Science: Technology: Space: Colonization: Projects and Companies  (13)

• SpaceShipOne   - Features overview of the x-prize entry of the company Scaled Composites. First winner of the prize with photos from the event.
• X Prize Foundation   - Provides comprehensive updated facts on prize rules, activities, photos, merchandising and educational support of an association offering ten million US dollars to the builders of the first private space passenger craft.

• Armadillo Aerospace - Provides project information on a hydrogen peroxide rocket design project, intended to claim the x-prize.
• Bristol Spaceplanes - Developers of the Ascender spaceplane and host of its support club. Provides news, project overview and membership information.
• The Canadian Arrow Spacecraft - The Canadian Arrow is a 3 man reusable, sub-orbital spacecraft being designed and built for the X-Prize.
• Crusader X - Offers fact sheets of the x-prize entry of the company Micro-Space.
• The da Vinci Project - Contains project overview, news and sponsor information for an X-prize contender association of Canadian engineers.
• Kelly Space & Technology - Offers overview of the Astroliner project, entered in the x-prize competition.
• Orizont - Provides project overview and photos of the Orizont launch system by ARCA, an association in Romania contending the x-prize.
• Pioneer Rocketplane - Offers descriptive sheets of the company's entry for the x-prize called 'XP'.
• Solaris X - Offers brief project description of an x-prize contender.
• Space Van 2008 - Offers description of the prize contender's project.
• Starchaser Industries - Provides news, history and merchandising by a company in UK designing 'Thunderstar' a rocket intended to claim the X-prize.
• TGV-Rockets - Features description and news of the Michelle-B design, entered in the x-prize competition.