Results 31 to 40 of about 7,841,985 (153)

From Flybys to Sample Return: A Review of Space Probes and Robotic Sampling Technologies for Small Bodies

open access: yesJournal of Field Robotics, Volume 43, Issue 7, Page 4475-4514, October 2026.
ABSTRACT As a crucial puzzle piece of deep space exploration, exploring small bodies can provide significant scientific insights and valuable mineral resources. Unlike missions to the Moon and Mars, small‐body missions pose distinct technical challenges, including communication delays, weak gravity, and uncertain environments. This paper reviews a full
Xin Zhang   +3 more
wiley   +1 more source

WISE Albedos for Tens of Thousands of Main Belt Asteroids

open access: yes, 2010
Using thermal IR data from the Wide-field Infrared Survey Explorer (WISE) mission we have calculated diameters for tens of thousands of previously known Main Belt asteroids.
Mueller, M.   +11 more
core   +2 more sources

Observational Data and Orbits of the Asteroids Discovered at the Molėtai Observatory in 2008–2009

open access: yesOpen Astronomy, 2016
We present the statistics of the asteroids observed and discovered at the Molėtai Observatory, Lithuania, in 2008–2009 within the project for astrometric observations of the near-Earth objects (NEOs), the main belt asteroids and comets.
Černis K.   +2 more
doaj   +1 more source

Ferric Chloride: The Venusian Unknown UV Absorber?

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract Near‐ultraviolet imaging of the planet Venus reveals inhomogeneous absorption features in the otherwise bright clouds. This absorption has been studied for nearly 100 years, but identification of the near‐UV absorber remains one of the largest open questions in Venusian research.
Joanna V. Egan   +8 more
wiley   +1 more source

A Pre-flyby View on the Origin of Asteroid Donaldjohanson, a Target of the NASA Lucy Mission

open access: yesThe Planetary Science Journal
The NASA Lucy mission is scheduled to fly by the main-belt asteroid (52246) Donaldjohanson on 2025 April 20. Donaldjohanson (DJ hereafter) is a member of the primitive (C-type class) Erigone collisional asteroid family located in the inner main belt in ...
Simone Marchi   +5 more
doaj   +1 more source

Active Asteroid 311P/PanSTARRS: Rotational Instability as the Origin of its Multitails?

open access: yesThe Astronomical Journal, 2023
The active asteroid 311P/PanSTARRS is one of the two targets of the planned Chinese asteroid exploration mission Tianwen-2. During 2013, 311P experienced several mass-loss events and exhibited multiple comet-like tails. Here we analyze the morphology and
Bin Liu   +5 more
doaj   +1 more source

Bolide light curve systematics from 75 recovered meteorites

open access: yesMeteoritics &Planetary Science, Volume 61, Issue 9, Page 2351-2392, September 2026.
Abstract How does the energy deposition profile (light curve), deceleration, and penetration depth in Earth's atmosphere depend on asteroid composition and meteorite type? Here, we present the light curve and velocity profile of 75 bolides from camera‐documented meteorite falls.
Peter Jenniskens   +3 more
wiley   +1 more source

Interrogating 16 Psyche’s Interior with Rotational Dynamics and Gravity Field

open access: yesThe Planetary Science Journal
16 Psyche is an M-type main belt asteroid. 16 Psyche’s high density and radar-bright surface indicate a large iron content. However, the degree of Psyche’s internal differentiation is not known.
Anton I. Ermakov
doaj   +1 more source

The first discovery of a shocked, metasomatised CV3 chondrule‐fragment in a (Al,Cu)‐bearing micrometeorite

open access: yesMeteoritics &Planetary Science, Volume 61, Issue 9, Page 2269-2283, September 2026.
Abstract We report the discovery of the second (Al,Cu)‐alloy–bearing micrometeorite, FB‐A2, recovered from Mount Gariglione (southern Italy), representing the sixth such occurrence worldwide. Although chondritic in nature, FB‐A2 differs markedly from previously described microspherules.
Giovanna Agrosì   +6 more
wiley   +1 more source

The Renaissance of Main Belt Asteroid Science

open access: yes, 2022
This is the Epilogue of the ...
Marchi, Simone   +2 more
openaire   +2 more sources

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