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Related papers: A Primeval Magellanic Stream and Others

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We propose a new model for the origin and evolution of the Local Group of Galaxies (LGG) which naturally explains the formation of the Magellanic Clouds and their large orbital angular momenta around the Galaxy. The basic idea is that an…

Astrophysics · Physics 2015-06-24 T. Sawa , M. Fujimoto

The Magellanic Stream, a tidal tail of diffuse gas falling onto the Milky Way, formed by interactions between the Small and Large Magellanic Clouds, is primarily composed of neutral atomic hydrogen (HI). The deficiency of dust and the…

We use high resolution N-Body/SPH simulations to study the hydro-dynamical and gravitational interaction between the Large Magellanic Cloud and the Milky Way. We model the dark and hot extended halo components as well as the stellar/gaseous…

Astrophysics · Physics 2007-05-23 C. Mastropietro , B. Moore , L. Mayer , J. Stadel , J. Wadsley

The galactic tidal interaction is a possible mechanism to trigger the active star formation in galaxies. Recent analyses using the Hi data in the Large Magellanic Cloud (LMC) proposed that the tidally driven colliding HI flows, induced by…

The Magellanic Clouds are often considered as outliers in the satellite system of the Milky Way because they are irregular and gas-rich galaxies. From their large relative motion, they are likely from their first pass near the Milky Way,…

Astrophysics of Galaxies · Physics 2015-05-20 Yanbin YANG , Francois HAMMER

The Large and Small Magellanic Clouds (LMC/SMC) are the closest major satellite galaxies of the Milky Way. They are likely on their first passage on an infalling orbit towards our Galaxy (Besla et al. 2007) and trace the ongoing dynamics of…

Based on the results of N-body simulations on the last 2.5 Gyr evolution of the Large and Small Magellanic Clouds (LMC and SMC, respectively) interacting with the Galaxy, we firstly show when and where the leading arms (LAs) of the…

Astrophysics · Physics 2015-05-13 Kenji Bekki

Bound orbits have traditionally been assigned to the Large and Small Magellanic Clouds (LMC and SMC, respectively) in order to provide a formation scenario for the Magellanic Stream (MS) and its Leading Arm (LA), two prominent neutral…

Astrophysics of Galaxies · Physics 2015-05-27 Jonathan Diaz , Kenji Bekki

The Magellanic Clouds (MCs) are the most massive gas-bearing systems falling into the Galaxy at the present epoch. They show clear signs of interaction, manifested in particular by the Magellanic Stream, a spectacular gaseous wake that…

Astrophysics of Galaxies · Physics 2019-06-26 Thor Tepper-García , Joss Bland-Hawthorn , Marcel S. Pawlowski , Tobias K. Fritz

Stellar streams around the Milky Way (MW) can provide valuable insights into its history and substructure formation. Previous studies have suggested that several MW streams could have an origin related to that of the disc of satellite…

Astrophysics of Galaxies · Physics 2025-10-13 Elena Asencio , Pavel Kroupa , Ingo Thies

We present results from neutral hydrogen (HI) observations of the tip of the Magellanic Stream (MS), obtained with the Arecibo telescope as a part of the on-going survey by the Consortium for Galactic studies with the Arecibo L-band Feed…

We present a series of chemodynamical simulations of Magellanic-like systems consisting of two interacting, equal-mass dwarf galaxies orbiting a massive host galaxy, including feedback and star formation, tides, and ram pressure. We study…

Astrophysics of Galaxies · Physics 2021-01-27 David Williamson , Hugo Martel

The Magellanic Stream is unique to sample the MW potential from ~50 kpc to 300 kpc, and is also unique in constraining the LMC mass, an increasingly important question for the Local Group/Milky Way modeling. Here we compare strengths and…

Astrophysics of Galaxies · Physics 2026-01-14 Jianling Wang , Francois Hammer , Yanbin Yang , Maria-Rosa L. Cioni

The LMC, SMC, and the Milky Way are a spectacular set of interacting galaxies. The prominent tidal arms which protrude from the Magellanic Clouds extend for tens of kiloparsecs and cover a large part of the southern sky. These arms, and the…

Astrophysics · Physics 2007-05-23 C. Bruens , J. Kerp , L. Staveley-Smith

The Magellanic Clouds have lost most of their gas during their passage by the Milky Way, a property that has never been successfully modeled. Here we use accurate and mesh-free hydrodynamic simulations to reproduce the Magellanic Stream and…

Astrophysics of Galaxies · Physics 2019-05-13 Jianling Wang , Francois Hammer , Yanbin Yang , Vincenzo Ripepi , Maria-Rosa L. Cioni , Mathieu Puech , Hector Flores

The Large Magellanic Cloud (LMC) has a unique cluster formation history in that nearly all of its globular clusters were formed either $\sim$ 13 Gyr ago or less than $\sim$ 3 Gyr ago. It is not clear what physical mechanism is responsible…

Astrophysics · Physics 2009-11-10 K. Bekki , W. J. Couch , M. A. Beasley , D. A. Forbes , M. Chiba , G. S. Da Costa

Our Galaxy is surrounded by a large family of dwarf galaxies of which the most massive are the Large and Small Magellanic Clouds (LMC and SMC). Recent evidence suggests that systems with the mass of the Local Group accrete galaxies in…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Matthew Nichols , James Colless , Matthew Colless , Joss Bland-Hawthorn

We discuss how tidal interaction between the Large Magellanic Cloud (LMC), the Small Magellanic Cloud (SMC), and the Galaxy triggers galaxy-wide star formation in the Clouds for the last ~0.2 Gyr based on our chemodynamical simulations on…

Astrophysics · Physics 2015-06-24 Kenji Bekki

A recent paper by Stanimirovic etal (2008) presents quit interesting results from HI observations of the Magellanic Stream (MS) tip. The high spatial resolution of the data reveals rich and complex morphological and kinematic structures;…

Astrophysics · Physics 2008-09-29 Itzhak Goldman

The Magellanic HI Stream (~2x10^9 Msun [d/55 kpc]^2) encircling the Galaxy at a distance 'd' is arguably the most important tracer of what happens to gas accreting onto a disk galaxy. Recent observations reveal that the Stream's mass is in…

Astrophysics of Galaxies · Physics 2015-11-11 Thor Tepper-Garcia , Joss Bland-Hawthorn , Ralph S. Sutherland