Results 91 to 100 of about 723 (177)

Enhanced Heuristic Algorithm for Optimal Cislunar Space Situational Awareness Architecture

Excerpt: The goal of this study is to utilize heuristic optimization techniques, such as Genetic Algorithms, to examine near-optimal space-based sensor architectures within the cislunar environment for the space situational awareness (SSA) mission ...
Oliver, Rachel, Bettinger, Robert A., Dahlke, Jacob A.   +2 more
core   +1 more source

A new approach to modelling space weather impact on the aerodynamic drag of LEO objects

Journal of Space Weather and Space Climate
The ability of space-based infrastructure to provide essential and sustained benefits to humanity in critical areas such as communications, Earth observation, technology development, navigation, and space exploration is increasingly threatened by the ...
Nwankwo Victor U.J., Berdermann Jens, Borries Claudia, Heymann Frank, Kodikara Naveen Timothy, Fernandez-Gomez Isabel, Hoque Mohammed M.   +6 more
doaj   +1 more source

Orbital Debris Mitigation in Support of Space Situational Awareness and Space Traffic Management

, 2019
Outline: The orbital debris (OD) problem: The environment; Long-term population growth; Risk to space missions. OD mitigation, space situational awareness (SSA), andvspace traffic management (STM).
Liou, J.-C.
core  

Light-Curve Classification of Resident Space Objects for Space Situational Awareness: A Scoping Review

Aerospace
The proliferation of Resident Space Objects (RSOs), including satellites, rocket bodies, and debris, poses escalating challenges for Space Situational Awareness (SSA). Optical light curves capture temporal brightness variations influenced by factors such
Minyoung Hwang, Vithurshan Suthakar, Randa Qashoa, Regina S. K. Lee, Gunho Sohn   +4 more
doaj   +1 more source

Telescopic Network of Zhulong for Orbit Determination and Prediction of Space Objects

Remote Sensing
The increasing proliferation of space debris, intermittent space incidents, and the rapid emergence of massive LEO satellite constellations pose significant threats to satellites in orbit.
Xiangxu Lei, Zhendi Lao, Lei Liu, Junyu Chen, Luyuan Wang, Shuai Jiang, Min Li   +6 more
doaj   +1 more source

A Space Infrared Dim Target Recognition Algorithm Based on Improved DS Theory and Multi-Dimensional Feature Decision Level Fusion Ensemble Classifier

Remote Sensing
Space infrared dim target recognition is an important applications of space situational awareness (SSA). Due to the weak observability and lack of geometric texture of the target, it may be unreliable to rely only on grayscale features for recognition ...
Xin Chen, Hao Zhang, Shenghao Zhang, Jiapeng Feng, Hui Xia, Peng Rao, Jianliang Ai   +6 more
doaj   +1 more source

Sidelobe Suppression for High-Resolution Terahertz ISAR Imaging of Space Targets Based on ADMM

IEEE Journal of Microwaves
Terahertz (THz) inverse synthetic aperture radar (ISAR) demonstrates unique advantages in space target imaging, enabling submillimeter-level high-resolution imaging and providing crucial technical support for all-weather space situational awareness (SSA).
Liuxiao Yang, Hongqiang Wang, Yang Zeng, Wei Liu, Zhian Yuan, Bin Deng   +5 more
doaj   +1 more source

Poster Sessions

HemaSphere, Volume 10, Issue S1, June 2026.
wiley   +1 more source

Image Processing Techniques for Space Situational Awareness

With a renewed interest in space, it is paramount to understand the space environment; an act commonly referred to as Space Situational Awareness (SSA).
Stewart, Michael Ian
core  

A novel network security situation assessment model based on multiple strategies whale optimization algorithm and bidirectional GRU. [PDF]

PeerJ Comput Sci, 2023
Zhang S, Fu Q, An D, He Z, Liu Z.
europepmc   +1 more source