Results 361 to 370 of about 383,072 (432)
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Leader-Following Attitude Consensus of Multiple Rigid Spacecraft Systems Under Switching Networks

IEEE Transactions on Automatic Control, 2020
The leader-following attitude consensus problem of networked rigid spacecraft systems is addressed by a distributed control law. Compared with existing results, the salient characteristic of this work is that the communication network is allowed to be ...
Maobin Lu, Lu Liu
semanticscholar   +1 more source

Giotto Spacecraft

2011
The Giotto spacecraft (Fig. 1), the first ESA (European Space Agency) interplanetary probe, was designed to flyby comet Halley. Launched on 2 July 1985 by an Ariane-1 rocket from Kourou, Giotto succeeded in approaching the cometary nucleus to within 600 km on 14 March 1986. Through its first accurate images of a nucleus and in situ studies of gases and
openaire   +9 more sources

The Criticality of Spacecraft Index

Advances in Space Research, 2015
The future space debris environment will be governed by the production of fragments coming from massive breakups. In order to identify the most relevant parameters influencing the long term evolution of the environment and to assess the criticality of selected space objects in different regions of the circumterrestrial space, a large parametric study ...
Giovanni B. Valsecchi   +3 more
openaire   +4 more sources

Spacecraft exploration of asteroids [PDF]

open access: possibleSolar System Research, 2005
The past, current, and planned space missions for asteroid exploration are reviewed. The main results based on observations performed with satellites in near-Earth orbits (OAO-2, IUE, FIRSSE, IRAS, HST, Hipparcos, ISO, MSX) and space probes sent to particular objects (Galileo, NEAR, DS1, Stardust) are reported.
R. A. Mohamed, V. G. Shevchenko
openaire   +1 more source

Continuous Finite-Time Attitude Control for Rigid Spacecraft Based on Angular Velocity Observer

IEEE Transactions on Aerospace and Electronic Systems, 2018
This paper addresses the problem of designing an angular velocity observer and an output feedback attitude controller with finite-time convergence and disturbances for spacecraft.
Q. Hu, Boyan Jiang
semanticscholar   +1 more source

Advanced Materials for Next‐Generation Spacecraft

Advances in Materials, 2018
Spacecraft are expected to traverse enormous distances over long periods of time without an opportunity for maintenance, re‐fueling, or repair, and, for interplanetary probes, no on‐board crew to actively control the spacecraft configuration or flight ...
I. Levchenko   +4 more
semanticscholar   +1 more source

Distributed Adaptive Attitude Control for Networked Underactuated Flexible Spacecraft

IEEE Transactions on Aerospace and Electronic Systems, 2019
This paper studies the distributed adaptive control of a team of underactuated flexible spacecraft under a leader–follower architecture with the measurements of the rigid bodies only.
Ti Chen, J. Shan, H. Wen
semanticscholar   +1 more source

Adaptive Backstepping Control of Spacecraft Rendezvous and Proximity Operations With Input Saturation and Full-State Constraint

IEEE transactions on industrial electronics (1982. Print), 2017
This paper presents a six-degree-of-freedom relative motion control method for autonomous spacecraft rendezvous and proximity operations subject to input saturation, full-state constraint, kinematic coupling, parametric uncertainty, and matched and ...
Liang Sun, W. Huo, Zongxia Jiao
semanticscholar   +1 more source

Blockchain adoption for information sharing: risk decision-making in spacecraft supply chain

Enterprise Information Systems, 2019
This research studies the risk decision-making (RDM) problem faced by participants in a spacecraft supply chain, considering the adoption of the blockchain technology to facilitate information sharing. We investigate a three-level spacecraft supply chain
K. Zheng, Z. Zhang, Yun Chen, Jiajin Wu
semanticscholar   +1 more source

Death of a Spacecraft [PDF]

open access: possible, 2007
Space museums are a bit like natural history museums, full of skeletons and stuffed animals: nothing is alive, and if something moves it is usually merely an animated model of the real thing. The exhibition subjects are sometimes shown in simulations of their natural environments, but as hard as it is to capture the wildness of a jungle inside a museum
openaire   +1 more source

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