Results 41 to 50 of about 2,278 (100)

Orbital service module systems analysis study documentation. Volume 1: Executive summary [PDF]

open access: yes
Potentially feasible system concepts for providing additional power, thermal control, and attitude to the baseline orbiter were investigated in order to support a greater variety of space missions and to extend the orbiter's ability to remain in orbit ...

core   +1 more source

Gateway Lunar Habitat Modules as the Basis for a Modular Mars Transit Habitat [PDF]

open access: yes
This paper provides a summary of the results from a recent concept study of various configurations for a Mars Transit Habitat. The designs considered are composed of modules based on published contractor concepts proposed for the lunar Gateway through ...
Schnell, Andrew, Smitherman, David
core   +1 more source

Advancing automation and robotics technology for the space station and for the US economy: Submitted to the United States Congress October 1, 1987 [PDF]

open access: yes
In April 1985, as required by Public Law 98-371, the NASA Advanced Technology Advisory Committee (ATAC) reported to Congress the results of its studies on advanced automation and robotics technology for use on the space station.

core   +1 more source

Automated Rendezvous and Docking Using Tethered Formation Flight [PDF]

open access: yes, 2017
This paper analyzes capture strategies for tether-based autonomous rendezvous and docking. Once both spacecrafts are connected by tethers, docking is achieved through the use of reaction wheels and tether motors without the use of propellant.
Chung, Soon-Jo   +4 more
core  

Piloting decision aid for spacecraft proximity operations [PDF]

open access: yes
The concept of a decision aid to assist the piloting of a powered vehicle during a near-field (less than 2000 feet) rendezvous to another spacecraft is discussed. Using Space Shuttle rendezvous with an orbiting satellite as an example, extensive practice
Pierce, Cole J.
core   +1 more source

Approach range and velocity determination using laser sensors and retroreflector targets [PDF]

open access: yes
Rockwell International is conducting an ongoing program to develop Laser Docking Sensors (LDS) that provide high performance and high intrinsic value while meeting all mission objectives.
Donovan, William J.   +4 more
core   +1 more source

SHARC: Space Habitat, Assembly and Repair Center [PDF]

open access: yes
Integrated Space Systems (ISS) has taken on the task of designing a Space Habitat, Assembly and Repair Center (SHARC) in Low Earth Orbit to meet the future needs of the space program.
Colangelo, Todd   +8 more
core   +1 more source

Autonomous rendezvous and docking operations of unmanned expendable cargo transfer vehicles (e.g. Centaur) with Space Station Freedom [PDF]

open access: yes
This paper describes the results of the feasibility study using Centaur or other CTV's to deliver payloads to the Space Station Freedom (SSF). During this study was examined the requirements upon unmanned cargo transfer stages (including Centaur) for ...
Emmet, Brian R.
core   +1 more source

NASREN: Standard reference model for telerobot control [PDF]

open access: yes
A hierarchical architecture is described which supports space station telerobots in a variety of modes. The system is divided into three hierarchies: task decomposition, world model, and sensory processing.
Albus, J. S., Lumia, R., Mccain, H.
core   +1 more source

A Competition Policy and Efficient Regulatory Framework for the Port Sector: Getting It Unberthed [PDF]

open access: yes
The Philippines, with its archipelagic physical character, requires an efficient maritime transport infrastructure to facilitate and foster growth and socioeconomic integration.
Llanto, Gilberto M.
core  

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