advanced interplanetary mission
21Interstellar travel — Montage of fusion powered rocket concepts from 1987–2004, which could form the basis for an interstellar vehicle. Included are: VISTA (Lawrence Livermore National Laboratories,1987), Discovery II (NASA/GRC, 2002), Human Outer Planet Exploration… …
22International Space Station — ISS redirects here. For other uses, see ISS (disambiguation). International Space Station …
23Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… …
24Mars in fiction — Fictional representations of Mars have been popular for over a century. Interest in Mars has been stimulated by the planet s dramatic red color, by early scientific speculations that its surface conditions might be capable of supporting life, and …
25Space colonization — Artist Les Bossinas 1989 concept of Mars mission Space colonization (also called space settlement, space humanization, or space habitation) is the concept of permanent human habitation outside of Earth. Although hypothetical at the present time,… …
26Colonization of the Moon — Lunar outpost redirects here. For NASA s plan to construct an outpost between 2012 and 2024, see Lunar outpost (NASA). Moonbase redirects here. For other uses, see Moonbase (disambiguation). 1986 artist concept The colonization of the Moon is the …
27List of astronomy acronyms — This is a compilation of acronyms commonly used in astronomy. Most of the acronyms are drawn from professional astronomy and are used quite frequently in scientific publications. However, a few of these acronyms are frequently used by the general …
28Comparison of Asian national space programs — Several Asian countries have national space programs, and they are considered to be competing with each other to achieve scientific and technological advancements in space. The media has occasionally called this competition the Asian space… …
29Project Gemini — This article is about the NASA program. For other uses, see Gemini (disambiguation). Project Gemini Duration 1962 1966 Goals Long duration spaceflight; rendezvous and docking; extra vehicular activity; targeted re entry and Earth landing …
30Panspermia — (Greek: πανσπερμία from πᾶς/πᾶν (pas/pan) all and σπέρμα (sperma) seed ) is the hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids and planetoids.[1] Panspermia proposes tha …
