air breathing propulsion system
121Neil Armstrong — For other uses, see Neil Armstrong (disambiguation) …
122Polar bear — This article is about the animal. For other uses, see Polar bear (disambiguation) …
123Steam locomotive — A steam locomotive is a locomotive powered by steam. The term usually refers to its use on railways, but can also refer to a road locomotive such as a traction engine or steamroller.Steam locomotives dominated rail traction from the mid 19th… …
124Fictional universe of Avatar — In the 2009 science fiction film Avatar, director James Cameron conceived a fictional universe in which humans seek to mine unobtanium on the fictional exoplanetary moon, Pandora. The Earth like moon is inhabited by a sapient indigenous humanoid… …
125Space habitat — A pair of O Neill cylinders …
126Carbon monoxide poisoning — This article is about carbon monoxide poisoning. For general information on carbon monoxide, see carbon monoxide. Carbon monoxide poisoning Classification and external resources Spacefilling model of a carbon monoxide molecule …
127NASA Spinoff — Infobox Magazine image size = 160px image caption = Spinoff s 2007 cover title = Spinoff category = Science frequency = Annual publisher = National Aeronautics and Space Administration firstdate = 1976 country = USA language = English website =… …
128Space Foundation — The Space Foundation is a nonprofit organization that supports the global space industry through information and education programs. It is a resource for the entire space community industry, national security organizations, civil space agencies,… …
