Results 11 to 20 of about 3,051,795 (372)

The formation of the solar system [PDF]

open access: yes, 2015
The solar system started to form about 4.56 Gyr ago and despite the long intervening time span, there still exist several clues about its formation. The three major sources for this information are meteorites, the present solar system structure and the ...
Davies, M. B.   +9 more
core   +5 more sources

Formation of Comets [PDF]

open access: yesUniverse, 2022
Questions regarding how primordial or pristine the comets of the solar system are have been an ongoing controversy. In this review, we describe comets’ physical evolution from dust and ice grains in the solar nebula to the contemporary small bodies in ...
Jürgen Blum   +2 more
doaj   +2 more sources

Insights on the Sun Birth Environment in the Context of Star Cluster Formation in Hub–Filament Systems [PDF]

open access: yesThe Astrophysical Journal Letters, 2023
Cylindrical molecular filaments are observed to be the main sites of Sunlike star formation, while massive stars form in dense hubs at the junction of multiple filaments.
Doris Arzoumanian   +9 more
doaj   +2 more sources

Vesta and Ceres: crossing the history of the Solar System [PDF]

open access: yesSpace Science Reviews, 2011, Volume 163, Issue 1-4, pp. 25-40, 2011
The evolution of the Solar System can be schematically divided into three different phases: the Solar Nebula, the Primordial Solar System and the Modern Solar System.
Coradini, Angioletta   +3 more
core   +2 more sources

Review: A Coherent and Comprehensive Model of the Evolution of the Outer Solar System [PDF]

open access: yes, 2010
Since the discovery of the first extra-solar planets, we are confronted with the puzzling diversity of planetary systems. Processes like planet radial migration in gas-disks and planetary orbital instabilities, often invoked to explain the exotic orbits ...
Adams   +40 more
core   +6 more sources

Chondrule formation and evolution of the early solar system

open access: bronzeJournal of Mineralogical and Petrological Sciences, 2006
Chondrules are millimeter to sub-millimeter size silicate spherules that formed during localized and transient high-temperature events in the early solar system. Although it is not yet understood how chondrules formed, recent studies have provided important clues in understanding the physical conditions of chondrule formation.
Shogo Tachibana
openaire   +4 more sources

The late accretion and erosion of Vesta’s crust recorded by eucrites and diogenites as an astrochemical window into the formation of Jupiter and the early evolution of the Solar System [PDF]

open access: greenIcarus, 2018
For decades the limited thickness of Vesta's basaltic crust, revealed by the link between the asteroid and the howardite-eucrite-diogenite family of meteorites, and its survival to collisional erosion offered an important constraint for the study of the early evolution of the Solar System.
D. Turrini   +4 more
openaire   +7 more sources

Spitzer's Solar System Science Legacy: Studies of the Relics of Solar System Formation & Evolution. Part 1 - Comets, Centaurs, & Kuiper Belt Objects

open access: green, 2020
In its 16 years of scientific measurements, the Spitzer Space Telescope performed a number of ground breaking and key infrared measurements of Solar System objects near and far. Targets ranged from the smallest planetesimals to the giant planets, and have helped us reform our understanding of these objects while also laying the groundwork for future ...
Lisse, Carey   +17 more
openaire   +4 more sources

PENTACARBON DIOXIDE (C5O2) FORMATION AND ITS ROLE AS A TRACER OF SOLAR SYSTEM EVOLUTION

open access: closedThe Astrophysical Journal Letters, 2016
ABSTRACT Carbon monoxide is the second most abundant molecule on icy grains in the interstellar medium. These grains are under the influence of ionizing radiation, which induces the chemical reaction within the ice. Here we report the first observation of subliming pentacarbon dioxide (C5O2) after irradiation of pure carbon monoxide ice ...
Alexander M. Mebel   +3 more
openaire   +3 more sources

Multifilter photometry of Solar System objects from the SkyMapper Southern Survey [PDF]

open access: yesAstronomy & Astrophysics, 2021
Context. The populations of small bodies of the Solar System (asteroids, comets, Kuiper Belt objects) are used to constrain the origin and evolution of the Solar System.
A. Sergeyev   +36 more
semanticscholar   +1 more source

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