Space
- 181
- The Mars CERES Project
- An Engineering Student Design Project to develop a habitable deployable greenhouse on the surface of Mars.
- 182
- International Lunar Exploration Working Group
- Lunar explorers and missions; information exchange for robotic and human missions, and resources on the Moon.
- 184
- Lunar Architecture - hotel 'LUNATIC'
- Design considerations and graphical schematics for a lunar hotel.
- 185
- LunarClock.org - Lunar Standard Time
- Proposal for a time and calendar system for the Moon that divides the lunar day into 30 slightly-less-than 24-hour periods.
- 186
- NASA - Why The Moon?
- Six justifications for NASA's new plans to establish a lunar base, including "enable eventual settlement".
- 187
- PSRD: Moon's Dark, Icy Poles
- Information about permanently shadowed regions on the Moon, where frozen water could be trapped.
- 188
- Spudis Lunar Resources
- Links, essays, maps, and data on using the Moon to learn how to live and work productively in space
- 189
- 1000 Planets Inc.
- Company news and activities - a for-profit space venture looking at space transportation and colonization opportunities.
- 190
- Blue Origin
- Aerospace research and development company working on spacecraft and launch systems with the ultimate goal of contributing to an enduring human presence in space.
- 192
- Jacob's Ladder
- A lunar elevator is a future way of transportation in the Earth-Moon system. This project deals with different aspects of lunar elevator implementation and design.
- 193
- Kennedy II Lunar Exploration Project (K2LX)
- Proposal to develop the Moon; funding in part through real estate sales.
- 195
- The L5 Development Group
- A privately funded, for profit, space exploration and development program whose initial business plan is to build space colonies at L5 and manufacture solar power satellites to meet the Earth's energy needs
- 196
- The Terraforming Information Pages
- Detailed information on terraforming, including some formal papers.
- 197
- Experimental Rocket Propulsion Society
- A LEO launcher development by a group of space enthusiast. Features engine and vehicle designs, project descriptions and membership information.
- 198
- Nasa X-Planes
- Provides a centralized location for information on NASA X-aircraft. Also provides links to photos, fact sheets, line drawings and movie clips.