CURRENT ISSUE: Sep 2025, Vol. 42, No. 3

    Research Paper

    Main Oscillatory Polar Motion of the Earth and Its Excitation: Investigation in Both the Frequency and Time Domains
    J. Astron. Space Sci. 2025;42(3):63-76.
    https://doi.org/10.5140/JASS.2025.42.3.63

    Technical Paper

    Establishment of a Mid-Latitude Neutron Monitoring Site at Mt. Gamak in Korea
    J. Astron. Space Sci. 2025;42(3):77-84.
    https://doi.org/10.5140/JASS.2025.42.3.77

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    MOST READ ARTICLES

    Research Paper

    Observational Overview of the May 2024 G5-Level Geomagnetic Storm: From Solar Eruptions to Terrestrial Consequences
    J. Astron. Space Sci. 2024;41(3):171-194.
    https://doi.org/10.5140/JASS.2024.41.3.171
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    Last 3 months views: 3784

    Review Paper

    Challenges to Space Activities in the Context of Mega Satellite Constellations: A Focus on Environmental Impacts
    J. Astron. Space Sci. 2025;42(1):1-13.
    https://doi.org/10.5140/JASS.2025.42.1.1
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    Last 3 months views: 2785

    Research Paper

    A Study on Re-entry Predictions of Uncontrolled Space Objects for Space Situational Awareness
    Journal of Astronomy and Space Sciences 2017;34(4):289-302.
    https://doi.org/10.5140/JASS.2017.34.4.289
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    Last 3 months views: 2346

    Research Paper

    Titius-Bode’s Relation in Exoplanetary Systems
    J. Astron. Space Sci. 2023;40(2):67-77.
    https://doi.org/10.5140/JASS.2023.40.2.67
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    Last 3 months views: 2318

    Review Paper

    Review of Space Debris Modeling Methods and Development Direction of the Korean Space Debris Models
    J. Astron. Space Sci. 2024;41(4):209-223.
    https://doi.org/10.5140/JASS.2024.41.4.209
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    Last 3 months views: 2094

    Technical Paper

    Korea Pathfinder Lunar Orbiter (KPLO) Operation: From Design to Initial Results
    J. Astron. Space Sci. 2024;41(1):43-60.
    https://doi.org/10.5140/JASS.2024.41.1.43
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    Last 3 months views: 2002

    Technical Paper

    Initial Results of Low Earth Orbit Space Radiation Dosimeter on Board the Next Generation Small Satellite-2
    J. Astron. Space Sci. 2024;41(3):195-208.
    https://doi.org/10.5140/JASS.2024.41.3.195
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    Last 3 months views: 1737

    Research Paper

    A Preliminary Impulsive Trajectory Design for (99942) Apophis Rendezvous Mission
    Journal of Astronomy and Space Sciences 2021;38(2):105-117.
    https://doi.org/10.5140/JASS.2021.38.2.105
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    Last 3 months views: 1544

    Research Paper

    Design of Regional Coverage Low Earth Orbit (LEO) Constellation with Optimal Inclination
    Journal of Astronomy and Space Sciences 2021;38(4):217-227.
    https://doi.org/10.5140/JASS.2021.38.4.217
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    Last 3 months views: 1533

    Technical Paper

    Geostationary Satellite Station Keeping Robustness to Loss of Ground Control
    Journal of Astronomy and Space Sciences 2021;38(1):65-82.
    https://doi.org/10.5140/JASS.2021.38.1.65
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    Last 3 months views: 1522

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    MOST CITED ARTICLES

    Research Paper

    Observational Overview of the May 2024 G5-Level Geomagnetic Storm: From Solar Eruptions to Terrestrial Consequences
    J. Astron. Space Sci. 2024;41(3):171-194.
    https://doi.org/10.5140/JASS.2024.41.3.171
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    Cited by 27

    Research Paper

    Tomography Reconstruction of Ionospheric Electron Density with Empirical Orthonormal Functions Using Korea GNSS Network
    J. Astron. Space Sci. 2017;34(1):7-17.
    https://doi.org/10.5140/JASS.2017.34.1.7
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    Cited by 21

    Technical Paper

    ShadowCam Instrument and Investigation Overview
    J. Astron. Space Sci. 2023;40(4):149-171.
    https://doi.org/10.5140/JASS.2023.40.4.149
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    Cited by 19

    Research Paper

    A Study on Re-entry Predictions of Uncontrolled Space Objects for Space Situational Awareness
    J. Astron. Space Sci. 2017;34(4):289-302.
    https://doi.org/10.5140/JASS.2017.34.4.289
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    Cited by 18

    Technical Paper

    Ground Tracking Support Condition Effect on Orbit Determination for Korea Pathfinder Lunar Orbiter (KPLO) in Lunar Orbit
    J. Astron. Space Sci. 2020;37(4):237-247.
    https://doi.org/10.5140/JASS.2020.37.4.237
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    Cited by 17

    Research Paper

    Performance Analysis of DPSK Optical Communication for LEO-to-Ground Relay Link Via a GEO Satellite
    J. Astron. Space Sci. 2020;37(1):11-18.
    https://doi.org/10.5140/JASS.2020.37.1.11
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    Cited by 15

    Technical Paper

    Observations of the Polar Ionosphere by the Vertical Incidence Pulsed Ionospheric Radar at Jang Bogo Station, Antarctica
    J. Astron. Space Sci. 2020;37(2):143-156.
    https://doi.org/10.5140/JASS.2020.37.2.143
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    Cited by 14

    Technical Paper

    Installation of Neutron Monitor at the Jang Bogo Station in Antarctica
    J. Astron. Space Sci. 2016;33(4):345-348.
    https://doi.org/10.5140/JASS.2016.33.4.345
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    Cited by 13

    Research Paper

    Performance Analysis of Sensor Systems for Space Situational Awareness
    J. Astron. Space Sci. 2017;34(4):303-313.
    https://doi.org/10.5140/JASS.2017.34.4.303
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    Cited by 12

    Research Paper

    Orbit Determination of KOMPSAT-1 and Cryosat-2 Satellites Using Optical Wide-field Patrol Network (OWL-Net) Data with Batch Least Squares Filter
    J. Astron. Space Sci. 2017;34(1):19-30.
    https://doi.org/10.5140/JASS.2017.34.1.19
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    Cited by 12

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