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相关论文: Pluto Follow On Missions: Background, Rationale, a…

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We characterize mission profiles for human expeditions to near-Earth asteroids, Venus, and Mars. Near-Earth objects (NEOs) are the closest destinations beyond cis-lunar space and present a compelling target with capabilities already under…

空间物理 · 物理学 2016-10-19 Cyrus Foster , Matthew Daniels

Kepler's quest for other Earths need not end just yet: it remains capable of characterizing cool Earth-mass planets by microlensing, even given its degraded pointing control. If Kepler were pointed at the Galactic bulge, it could conduct a…

地球与行星天体物理 · 物理学 2013-06-12 Andrew Gould , Keith Horne

The CoRoT (COnvection, internal ROtation and Transiting planets) space mission was launched in the last days of 2006, becoming the first major space mission dedicated to the search for and study of exoplanets, as well as doing the same for…

地球与行星天体物理 · 物理学 2019-05-01 Magali Deleuil , Malcolm Fridlund

Exoplanet science is booming. In 20 years our knowledge has expanded considerably, from the first discovery of a Hot Jupiter, to the detection of a large population of Neptunes and super-Earths, to the first steps toward the…

We present detailed structure and evolution calculations for the first transiting extrasolar planets discovered by the space-based CoRoT mission. Comparisons between theoretical and observed radii provide information on the internal…

地球与行星天体物理 · 物理学 2015-05-13 J. Leconte , I. Baraffe , G. Chabrier , T. Barman , B. Levrard

Haze in Pluto's atmosphere was detected in images by both the Long Range Reconnaissance Imager (LORRI) and the Multispectral Visible Imaging Camera (MVIC) on New Horizons. LORRI observed haze up to altitudes of at least 200 km above Pluto's…

We map the surface of Pluto using an unsupervised machine learning technique using the near-infrared observations of the LEISA/Ralph instrument onboard NASA's New Horizons spacecraft. The principal component reduced Gaussian mixture model…

地球与行星天体物理 · 物理学 2023-01-18 A. Emran , C. M. Dalle Ore , C. J. Ahrens , M. K. H. Khan , V. F. Chevrier , D. P. Cruikshank

The existence of extremely wide binaries in the low-inclination component of the Kuiper Belt provides a unique handle on the dynamical history of this population. Some popular frameworks of the formation of the Kuiper Belt suggest that…

地球与行星天体物理 · 物理学 2015-05-20 Alex H. Parker , JJ Kavelaars

The POLAR Investigation of the Sun (POLARIS) mission uses a combination of a gravity assist and solar sail propulsion to place a spacecraft in a 0.48 AU circular orbit around the Sun with an inclination of 75 degrees with respect to solar…

The Pluto system provides a unique local laboratory for the study of binaries with multiple low mass companions. In this paper, we study the orbital stability of P4, the most recently discovered moon in the Pluto system. This newfound…

地球与行星天体物理 · 物理学 2015-06-05 Andrew N. Youdin , Kaitlin M. Kratter , Scott J. Kenyon

We numerically investigate the possibility that a close stellar encounter could account for the high inclinations of the Kuiper belt, as originally proposed by Ida, Larwood and Burkert, however we consider encounters with pericenters within…

天体物理学 · 物理学 2007-05-23 Alice C. Quillen , David E. Trilling , Eric G. Blackman

Nearly one-third of objects occupying the most circular, coplanar Kuiper belt orbits (the cold classical belt) are binary, and several percent of them are "ultra-wide" binaries (UWBs): 100-km-sized companions spaced by tens of thousands of…

地球与行星天体物理 · 物理学 2024-11-18 Hunter M. Campbell , Kalee E. Anderson , Nathan A. Kaib

The outer solar system has a diverse range of objects, holding important clues about the formation and evolution of our solar system, the emergence and current distribution of life, and the physical processes controlling both our own and…

A large number of direct imaging surveys for exoplanets have been performed in recent years, yielding the first directly imaged planets and providing constraints on the prevalence and distribution of wide planetary systems. However, like…

地球与行星天体物理 · 物理学 2016-09-07 Mariangela Bonavita , Silvano Desidera , Christian Thalmann , Markus Janson , Arthur Vigan , Gael Chauvin , Justine Lannier

The origin of the orbital structure of the cold component of the Kuiper belt is still a hot subject of investigation. Several features of the solar system suggest that the giant planets underwent a phase of global dynamical instability, but…

地球与行星天体物理 · 物理学 2018-03-28 Rodney Gomes , David Nesvorny , Alessandro Morbidelli , Rogerio Deienno , Erica Nogueira

We propose to use Kepler in 2-wheel mode to conduct a detailed search for Earth-sized planets orbiting ultra-cool stars and brown dwarfs (spectral types from M7 to L3). This population of objects presents several advantages for exoplanet…

We report on a variety of standard techniques used by New Horizons including a solar ultraviolet occultation, ultraviolet airglow observations, and high-phase look-back particulate search imaging to search for an atmosphere around Pluto's…

A proposed Vera C. Rubin Observatory Deep Drilling micro-survey of the Kuiper Belt will investigate key properties of the distant solar system. Utilizing 30 hours of Rubin time across six 5-hour visits over one year starting in summer 2026,…

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