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Related papers: NASA's Meteoroid Engineering Model (MEM) 3 and its…

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The Sun continuously affects the interplanetary environment through a host of interconnected and dynamic physical processes. Solar flares, Coronal Mass Ejections (CMEs), and Solar Energetic Particles (SEPs) are among the key drivers of…

Solar and Stellar Astrophysics · Physics 2023-09-27 Subhamoy Chatterjee , Maher Dayeh , Andrés Muñoz-Jaramillo , Hazel M. Bain , Kimberly Moreland , Samuel Hart

The orbital distributions of dust particles in interplanetary space are inferred from several meteoroid data sets under the constraints imposed by the orbital evolution of the particles due to the planetary gravity and Poynting-Robertson…

Earth and Planetary Astrophysics · Physics 2019-02-11 Valeri V. Dikarev , Eberhard Grün , William J. Baggaley , David P. Galligan , Markus Landgraf , Rüdiger Jehn

The physical composition and structure of meteoroids gives us insight into the formation processes of their parent asteroids and comets. The strength of and fundamental grain sizes in meteoroids tell us about the environment in which small…

Earth and Planetary Astrophysics · Physics 2019-04-10 Margaret D. Campbell-Brown

We describe how meteors recorded at the Earth can be used to partly reconstruct the meteoroid environments of the planets if a large sample (i.e. millions of orbits at a minimum) is available. The process involves selecting from the…

Earth and Planetary Astrophysics · Physics 2017-07-19 Paul Wiegert , Peter Brown , Petr Pokorny , Karina Lenartowicz , Zbyszek Krzeminski

Climate models play a crucial role in understanding the effect of environmental and man-made changes on climate to help mitigate climate risks and inform governmental decisions. Large global climate models such as the Community Earth System…

Applications · Statistics 2020-12-02 Niccolò Dalmasso , Galen Vincent , Dorit Hammerling , Ann B. Lee

This paper introduces a novel Monte Carlo (MC) method to simulate the evolution of the low-earth orbit environment, enhancing the MIT Orbital Capacity Analysis Tool (MOCAT). In recent decades, numerous space environment models have been…

Earth and Planetary Astrophysics · Physics 2024-10-15 Daniel Jang , Davide Gusmini , Peng Mun Siew , Andrea D'Ambrosio , Simone Servadio , Pablo Machuca , Richard Linares

Meteor showers on the Earth occur at well known times, and are associated with the decay of comets or other minor bodies whose orbital paths pass close to the Earth's trajectory. On the surface, determining the closest proximity of two…

Space Physics · Physics 2007-05-23 Shane L. Larson

This Engineering Note addresses the challenge of estimating the probability of collision for tethered spacecraft during close encounters with other space objects. Standard probability of collision methods, based on spherical hard-body…

Combining dynamical models of dust from Jupiter Family Comets and Halley-type Comets, we demonstrate that the seasonal variation of the dust/meteoroid environment at Mercury is responsible for producing the dawn-dusk asymmetry in Mercury's…

Earth and Planetary Astrophysics · Physics 2017-06-28 Petr Pokorný , Menelaos Sarantos , Diego Janches

<Abridged> The impact of a meteoroid onto an asteroid transfers linear and angular momentum to the larger body, which may affect its orbit and its rotational state. Here we show that the meteoroid environment of our Solar System can have an…

Earth and Planetary Astrophysics · Physics 2015-06-22 Paul A. Wiegert

The Earth's magnetosphere is formed as a consequence of interaction between the planet's magnetic field and the solar wind, a continuous plasma stream from the Sun. A number of different solar wind phenomena have been studied over the past…

Coronal Mass Ejections (CMEs) are the main drivers of the disturbances in interplanetary space. Understanding the CME interior magnetic structure is crucial for advancing space weather studies. Assessing the capabilities of a numerical…

Solar and Stellar Astrophysics · Physics 2024-09-11 Tinatin Baratashvili , Benjamin Grison , Brigitte Schmieder , Pascal Demoulin , Stefaan Poedts

Our study attempts to understand the collision characteristics of two coronal mass ejections (CMEs) launched successively from the Sun on 2013 October 25. The estimated kinematics, from three-dimensional (3D) reconstruction techniques…

Solar and Stellar Astrophysics · Physics 2016-11-09 Wageesh Mishra , Yuming Wang , Nandita Srivastava

(1) Ceres, the largest reservoir of water in the main-belt, was recently visited by the Dawn spacecraft that revealed several areas bearing H$_2$O-ice features. Independent telescopic observations showed a water exosphere of currently…

Earth and Planetary Astrophysics · Physics 2021-04-27 Petr Pokorný , Erwan Mazarico , Norbert Schorghofer

Long-term load forecasting plays a vital role for utilities and planners in terms of grid development and expansion planning. An overestimate of long-term electricity load will result in substantial wasted investment in the construction of…

Applications · Statistics 2018-11-28 Swasti R. Khuntia , José L. Rueda , Mart A. M. M. van der Meijden

Space weather predictions are necessary to avoid damage caused by intense geomagnetic storms. Such strong storms are usually caused by a co-rotating interaction region (CIR) passing at Earth or by the arrival of strong coronal mass…

Solar and Stellar Astrophysics · Physics 2025-01-28 Tinatin Baratashvili , Beatrice Popescu Braileanu , Fabio Bacchini , Rony Keppens , Stefaan Poedts

Atmospheric Extreme Events (EEs) cause severe damages to human societies and ecosystems. The frequency and intensity of EEs and other associated events are increasing in the current climate change and global warming risk. The accurate…

All planets and satellites of our solar system are subject to a continuous rain of material, ranging in size from specks of dust to objects the size of boulders. Upon impact, these objects deposit their kinetic energy into the incident…

Earth and Planetary Astrophysics · Physics 2020-10-29 Apostolos Christou , Jeremie Vaubaillon , Paul Withers , Ricardo Hueso , Rosemary Killen

Cometary meteoroid trails exist in the vicinity of comets, forming fine structure of the interplanetary dust cloud. The trails consist predominantly of cometary particles with sizes of approximately 0.1 mm to 1 cm which are ejected at low…

Earth and Planetary Astrophysics · Physics 2020-11-18 Harald Krüger , Peter Strub , Max Sommer , Nicolas Altobelli , Hiroshi Kimura , Ann-Kathrin Lohse , Eberhard Grün , Ralf Srama

It has recently been shown by Egal et al. (2017) that some types of existing meteor in-atmosphere trajectory estimation methods may be less accurate than others, particularly when applied to high precision optical measurements. The…

Earth and Planetary Astrophysics · Physics 2020-04-23 Denis Vida , Peter S. Gural , Peter G. Brown , Margaret Campbell-Brown , Paul Wiegert