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The Near Earth Object Surveyor mission has a requirement to find two-thirds of the potentially hazardous asteroids larger than 140 meters in size. In order to determine the mission's expected progress toward this goal during design and…

地球与行星天体物理 · 物理学 2023-10-20 Joseph R. Masiero , Dar W. Dahlen , Amy K. Mainzer , William F. Bottke , Jennifer C. Bragg , James. M. Bauer , Tommy Grav

The under-abundance of asteroids on orbits with small perihelion distances suggests that thermally-driven disruption may be an important process in the removal of rocky bodies in the Solar System. Here we report our study of how the debris…

地球与行星天体物理 · 物理学 2019-03-20 Quanzhi Ye , Mikael Granvik

We demonstrate the efficiency and effectiveness of using a satellite-based sensor with visual and infrared focal plane arrays to search for NEAs with orbits largely interior to the Earth's orbit. Such a space-based system could detect…

天体物理学 · 物理学 2009-10-31 E. F. Tedesco , K. Muinonen , S. D. Price

We have carried out simulations to predict the performance of a new space-based telescopic survey operating at thermal infrared wavelengths that seeks to discover and characterize a large fraction of the potentially hazardous near-Earth…

地球与行星天体物理 · 物理学 2015-06-23 A. Mainzer , T. Grav , J. Bauer , T. Conrow , R. M. Cutri , J. Dailey , J. Fowler , J. Giorgini , T. Jarrett , J. Masiero , T. Spahr , T. Statler , E. L. Wright

Small solar system bodies are becoming increasingly important as missions like NASA's OSIRIS-REx show. However, the study of the characteristics and behavior of these objects on Earth is a challenge as the simulation of their environmental…

天体物理仪器与方法 · 物理学 2025-11-17 E. Tahtali , C. Kreuzig , G. Meier , J. Blum , L. Overmeyer , C. Lotz

The Closeby Habitable Exoplanet Survey (CHES) mission is proposed to discover habitable-zone Earth-like planets of the nearby solar-type stars ($\sim 10~\mathrm{pc}$ away from our solar system) via micro-arcsecond relative astrometry. The…

This paper outlines the Radio Science Experiment (RSE) proposed for the RAMSES mission to asteroid (99942) Apophis, which will undergo a close Earth encounter in April 2029. This event provides a unique opportunity to study the asteroid's…

Recent models of the near-Earth asteroid population show that asteroids must be super-catastrophically destroyed when they evolve to orbits with perihelion passages well inside of Mercury's orbit. The heliocentric distances at which the…

地球与行星天体物理 · 物理学 2026-01-13 Georgios Tsirvoulis , Mikael Granvik , Leonard Schirner , Athanasia Toliou , Jooyeon Geem , Axel Hagermann

The concept of putting a neutrino detector in close orbit of the sun has been unexplored until very recently. The primary scientific return is to vastly enhance our understanding of the solar interior, which is a major NASA goal.…

仪器与探测器 · 物理学 2023-07-24 N. Solomey , J. Folkerts , H. Meyer , C. Gimar , J. Novak , B. Doty , T. English , L. Buchele , A. Nelsen , R. McTaggart , M. Christl

The first asteroid simulants workshop was held in late 2015. These materials are needed for tests of technologies and mission operational concepts, for training astronauts , for medical studies, and a variety of other purposes. The new…

地球与行星天体物理 · 物理学 2023-06-06 Philip T. Metzger , Daniel T. Britt , Stephen D. Covey , John S. Lewis

In close binary systems the atmosphere of one or both components can be significantly influenced by irradiation from the companion. Often the irradiated atmosphere is simulated with a single-temperature approximation for the entire…

太阳与恒星天体物理 · 物理学 2015-03-17 H. M. Guenther , A. C. Wawrzyn

Near-Earth Asteroids (NEAs) with small perihelion distances reach sub-solar temperatures of > 1000 K. They are hypothesized to undergo "super-catastrophic" disruption, potentially caused by near-Sun processes such as thermal cracking,…

Flexible 3D models to explore the vast diversity of terrestrial planets and interpret observational data are still in their early stages. In this work, we present OASIS: a novel and flexible 3D virtual planet laboratory. With OASIS we…

地球与行星天体物理 · 物理学 2020-07-20 João M. Mendonça , Lars A. Buchhave

The JUpiter ICy moons Explorer (JUICE) is an ESA interplanetary spacecraft being developed to perform detailed investigations of the Jupiter system and three of its icy moons: Europa, Callisto and Ganymede. The emphasis will be given on…

Near Earth Objects (NEOs) are a transient population of small bodies with orbits near or in the terrestrial planet region. They represent a mid-stage in the dynamical cycle of asteroids and comets, which starts with their removal from the…

The combination of visible and thermal data from the ground and astrophysics space missions is key to improving the scientific understanding of near-Earth, main-belt, trojans, centaurs, and trans-Neptunian objects. To get full information…

Near Earth Objects (NEOs) are small Solar System bodies whose orbits bring them close to the Earth's orbit. We are carrying out a Warm Spitzer Cycle 11 Exploration Science program entitled NEOSurvey --- a fast and efficient flux-limited…

The Closeby Habitable Exoplanet Survey (CHES) is dedicated to the astrometric exploration for habitable-zone Earth-like planets orbiting solar-type stars in close proximity, achieving unprecedented micro-arcsecond precision. Given the…

地球与行星天体物理 · 物理学 2024-06-04 Chunhui Bao , Jianghui Ji , Dongjie Tan , Guo Chen , Xiumin Huang , Su Wang , Yao Dong

The AIRES (AIR-shower Extended Simulations) system is a set of programs and subroutines to realistically simulate particle showers produced after the incidence of high energy cosmic rays on the Earth's atmosphere, and to manage all the…

天体物理学 · 物理学 2019-07-12 S. J. Sciutto

In this paper we present the "Small Bodies: Near and Far" Infrared Database, an easy-to-use tool intended to facilitate the modeling of thermal emission of small Solar System bodies. Our database collects thermal emission measurements of…

天体物理仪器与方法 · 物理学 2020-03-11 Róbert Szakáts , Thomas Müller , Víctor Alí-Lagoa , Gábor Marton , Anikó Farkas-Takács , Evelin Bányai , Csaba Kiss
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