critical space

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• Space solar power — Space based solar power (SBSP or SSP) is the conversion of solar energy into power, usable either in space or on earth, from a location in space, usually geosynchronous orbit (GSO). Photovoltaics (PV) would generally be utilized for energy… …   Wikipedia

• Space-based solar power — Left: Part of the solar energy is lost on its way through the atmosphere by the effects of reflection and absorption. Right: Space based solar power systems convert sunlight to microwaves outside the atmosphere, avoiding these losses, and the… …   Wikipedia

• Space Solar Power Exploratory Research and Technology program — The Space Solar Power Exploratory Research and Technology program (SERT) program conducted by NASA, was initiated by John Mankins and lead by Joe Howell in March 1999 for the following purpose:* Perform design studies of selected flight… …   Wikipedia

• Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) …   Wikipedia

• Critical ionization velocity — experiment onboard space shuttle Discovery (STS 39), releasing a plume of nitrous oxide gas. Full text Critical ionization velocity (CIV, also called Critical velocity, CV) is the relative v …   Wikipedia

• Critical Infrastructure Protection — or CIP is a national program to assure the security of vulnerable and interconnected infrastructures of the United States. In May 1998, President Bill Clinton issued Presidential directive PDD 63 [ [http://www.fas.org/irp/offdocs/pdd/pdd 63.htm… …   Wikipedia

• Critical Software — S.A. Type Privately held Industry Information Technology Founded 1998 Founder(s) …   Wikipedia

• Critical Beatdown — Studio album by Ultramagnetic MCs Recorded 1986 88 Genre …   Wikipedia

• Critical legal studies — is a movement in legal thought that applied methods similar to those of critical theory (the Frankfurt School) to law. The abbreviations CLS and Crit are sometimes used to refer to the movement and its adherents. Contents 1 History 2 Themes 3… …   Wikipedia

• Space and survival — is the relationship between outer space and the long term survival of the human species and civilization. It is based on the observation that space colonization and space science could prevent many human extinction scenarios. A related… …   Wikipedia

• Critical distance — is, in audio physics, the distance at which the sound pressure level of the direct and the reverberant sound fields are equal when dealing with a directional source. In other words, the point in space where the amplitude of a reflected echo is… …   Wikipedia