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9038957 Systems and methods for providing energy to support missions in near earth space  
A system has a plurality of spacecraft in orbit around the earth for collecting energy from the Sun in space, using stimulated emission to configure that energy as well defined states of the...
9004408 Inclination vector control with continuous or quasi-continuous maneuvers  
A satellite inclination control method is provided. The method includes tracking optimal inclination vector control cycles for a satellite in near geosynchronous orbit, using control rates...
8991765 Satellite predictive avoidance system  
A method and apparatus for generating avoidance data. Strips are generated for a path of a space object. The strips are positioned relative to the path of the space object. The strips have...
8991764 Landing device for a space probe, and landing method for a probe provided with such a device  
A space probe including a descent module with a mobile exploration vehicle, wherein the descent module is a landing module inside which the mobile exploration vehicle is fastened, the landing...
8991766 Dispersed space based laser weapon and power generator  
A dozen or more orbiting solar generators stay in constant touch. They can be congregated rapidly in space at any desired secret location. Once congregated they all focus their energy to a death...
8930048 Enhanced compound steering law for general low thrust mission  
The disclosed method involves calculating, with at least one processor, a desired orbit for the spacecraft. The method further involves calculating a velocity change required to achieve an orbit...
8825236 Method providing reliability data of long-term predicted orbit data of positioning satellite, apparatus for providing same, and computer program for providing same  
A method of determining the reliability of long-term predicted orbit data, includes: determining the reliability of long-term predicted orbit data, which is acquired by predicting a satellite...
8800932 Medium earth orbit constellation with simple satellite network topology  
A method, a member satellite, and a tangible machine-readable medium are disclosed. An inter-satellite link subsystem 472 may maintain a fixed communication link between the member satellite and a...
8800934 Space access system with reusable booster  
A space access system may include a reusable booster limited to sub-orbital operation and having a fuselage. The reusable booster may include a tri-propellant propulsion system which may be...
8781741 Multi-body dynamics method of generating fuel efficient transfer orbits for spacecraft  
A method of generating orbital transfers for spacecraft. The method provides an innovative technique for transferring spacecraft from one Earth orbit to another Earth orbit using significant solar...
8768622 System and method for maneuver plan for satellites flying in proximity using apocentral coordinate system  
A technique to assist guidance techniques for a free-flying inspection vehicle for inspecting a host satellite. The method solves analytically in closed form for relative motion about a circular...
8757552 Dispersed space based laser weapon  
A dozen or more orbiting solar generators stay in constant touch. They can be congregated rapidly in space at any desired secret location. Once congregated they all focus their energy to a death...
8657235 Space debris removal using upper atmosphere and vortex generator  
The systems and methods of the invention modulate atmospheric gases to temporarily increase the amount of atmospheric particles in the path of the debris, in order to decelerate the debris and...
8655589 System and method for controlling motion of spacecrafts  
A motion of an object is controlled from a geostationary transit orbit (GTO) of an earth to an orbit of a moon. A first trajectory of the motion of the object is determined from an intermediate...
8608113 Method for capturing a container of planet-ground samples traveling in open space  
A method for capturing a container of planet ground samples moving in space by a probe also moving in space includes, when the probe is on the orbit of the container, at a distance of a few meters...
8583297 Method and device for optimization of the mass of a satellite  
A method and a device are provided for the optimization of the mass of a satellite. The method includes: a step of calculation of an elliptical second orbit obtained by rotation of a first orbit...
8511614 Satellite system providing optimal space situational awareness  
A satellite system for observing space objects includes two or more satellites positioned in an Earth orbit and configured to observe objects in various orbits including those viewed (i) against...
8511617 Satellites and satellite fleet implementation methods and apparatus  
A method for implementing a satellite fleet includes launching a group of satellites within a launch vehicle. In an embodiment, the satellites are structurally connected together through satellite...
8480036 Methods for optimizing the performance, cost and constellation design of satellites for full and partial earth coverage  
A system and method for highly efficient constellations of satellites which give single, double, . . . k-fold redundant full earth imaging coverage, or k-fold coverage for latitudes greater than...
8459596 Sky/space elevators  
A sky/space elevator vehicle for going from the surface of a planet or moon up into space and back again. The vehicle has a single fuselage comprising multiple floor sections including a top and...
8457810 Compound steering law for efficient low thrust transfer orbit trajectory  
A method and system for application of a compound steering law for efficient low thrust transfer orbit trajectory for a spacecraft are disclosed. The method involves calculating, with at least one...
8380370 Spacecraft acquisition maneuvers using position-based gyroless control  
A system and a method for commanding a spacecraft to perform a three-axis maneuver purely based on “position” (i.e., attitude) measurements. Using an “inertial gimbal concept”, a set of formulae...
8360366 Diamond constellation of non-geostationary satellites for broadband multimedia communications  
The present invention is related to a method in the design of constellation of non-geostationary satellites for broadband multimedia communications. A broadband multimedia satellite communication...
8360367 Methods for optimizing the performance, cost and constellation design of satellites for full and partial earth coverage  
A system and method for highly efficient constellations of satellites which give single, double, . . . k-fold redundant full earth imaging coverage, or k-fold coverage for latitudes greater than...
8322659 Method for lightening the weight of fuel stowed onboard during an interplanetary mission  
The method for lightening the weight of fuel stowed onboard during an interplanetary mission is characterized in that it consists: in launching (10a) a first orbiter spacecraft (1) from the Earth...
8251315 Formation flight device intended for a solar coronagraphy mission  
The present invention relates to a device making it possible to study the solar corona on a space mission requiring the formation flight of two satellites: an occulting satellite (OCC), the role...
8240611 Retro-geo spinning satellite utilizing time delay integration (TDI) for geosynchronous surveillance  
Geosynchronous surveillance is conducted by injecting one or more observer satellites into a retro sub or super geosynchronous orbit at approximately zero inclination. The observer satellite spins...
8210480 Hybrid electrostatic space tug  
Space tug vehicles and methods for providing space tugs and moving target vehicles are provided. More particularly, a space tug utilizing electrostatic or Coulomb force for acting on target...
8209070 Methods and systems for efficiently orienting an agile vehicle using a gyroscope array  
Methods and systems are provided for orienting an agile vehicle using a control moment gyroscope array. A method comprises obtaining initial vehicle parameters for the vehicle and obtaining target...
8205838 Electrostatic spacecraft reorbiter  
Spacecraft vehicles and methods for providing reorbiters capable of moving target objects are provided. More particularly, a reorbiter utilizing electrostatic or Coulomb force for acting on target...
8180505 Spacecraft solar cell monitoring system  
An onboard solar cell array current and voltage characteristic determination method is preferably used on small spacecraft and determines the solar cell orientation relative to the sun by a...
8099186 Satellite navigation using long-term navigation information and autonomous orbit control  
An improved approach to satellite-based navigation (e.g., GPS) is provided. In one embodiment, a method includes determining a nominal orbital path of a navigation satellite. The method also...
8096511 System for controlling the deployment of spacecraft required to fly in formation, by simultaneous and high-precision determination of their positions  
A system is dedicated to the control of the deployment of at least two spacecraft (ES1, ES2) which are provided with maneuvering means (MD1, MD2) and are intended to move according to a chosen...
8025002 Planetary impact defense system  
A system for defending a planet having a satellite against impact from an incoming body includes an explosive system and a propulsion system. The explosive system is adapted for deployment on the...
7996119 Method for determining the position of a spacecraft with the aid of a direction vector and an overall spin measurement  
In a system for determining the position of a spacecraft based on vector determinations, a direction vector is measured in a body-fixed coordinate system; a reference direction vector is...
7961386 Low orbit missile-shaped satellite for electro-optical earth surveillance and other missions  
A low orbit optical imaging satellite has a long thin satellite body housing an optical telescope arrangement. A major part of the telescope arrangement has its optical axis roughly parallel to...
7946533 Optimized land mobile satellite system for North American coverage  
A constellation, including a plurality of spacecraft, including a first, second and third spacecraft, each of the plurality of spacecraft including a broadcast capability, and each of the...
7832688 Optimized land mobile satellite configuration and steering  
A spacecraft may include a receive antenna, a transmit antenna having an antenna attitude adjuster, and a spacecraft attitude adjustor. The spacecraft may have a nominal orientation in which a yaw...
7806369 Ultrahigh altitude sun-synchronous orbit satellite system  
An ultrahigh altitude sun-synchronous orbit satellite system having one or plural satellites orbiting the sun such that the satellites revolve around the earth in a substantially circular or...
7797085 Process for determining the position of a spacecraft with the aid of a directional vector and a total angular momentum measurement  
In a method for determining the position of a spacecraft based on vector determinations, a direction vector is measured in a body-fixed coordinate system; a reference direction vector is...
7795566 Exclusion zone guidance method for spacecraft  
Systems and methods for are adapted for automatic implementation of exclusion zone avoidance for target-tracking vehicles, such as spacecraft. The systems and methods are configured to monitor...
7747361 Method of injecting plurality of spacecraft into different orbits individually  
In a method for injecting a plurality of spacecraft into different circum-earth or interplanetary orbits individually in a single launch, a plurality of spacecraft coupled to an assist module are...
7744036 Method for designing an orbit of a spacecraft  
A method is disclosed for designing an orbit of a spacecraft which allows the spacecraft to take a small-radius halo orbit near a Lagrange point while avoiding the prohibited zone where the...
7744037 Calculating method for deducing possibilities of all possible scenarios of satellite members in low earth satellite constellation  
A calculating method for deducing all possible scenarios of satellite members and possibilities thereof in a low earth orbiting (LEO) satellite constellation is described, which is achieved mainly...
7720604 Stationkeeping optimization for inclined elliptical satellite orbit constellations  
A satellite constellation optimized for stationkeeping fuel consumption is provided. The satellite constellation includes a plurality of satellites, each satellite having a corresponding inclined...
7693617 Aircraft precision approach control  
An aircraft control system for operations close to the ground includes a camera having a rangefinder for measuring the azimuth, elevation and slant range from a fixed point on the aircraft...
7669803 Optimized land mobile satellite system for north american coverage  
A constellation, including a plurality of spacecraft, including a first, second and third spacecraft, each of the plurality of spacecraft including a broadcast capability, and each of the...
7370566 Complimentary retrograde/prograde satellite constellation  
A method for sensing and monitoring ICBM threats using a constellation of earth orbiting satellites. The method includes arranging a first and a second plurality of threat sensing satellites in...
7313362 High altitude airborne craft used as radio relay and method for placing said airborne craft on station  
The present invention relates to an aircraft and to a method of getting the aircraft onto station. According to the invention, said aircraft (1) includes propulsion means (2) capable only of...
7302317 System and method to enhance attitude estimation for transfer orbit maneuver  
A system and method to enhance attitude estimation for transfer orbit maneuvers of a spinning satellite includes a transfer orbit earth sensor that can receive and convert an infrared radiance to...

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