Results 11 to 20 of about 160,430 (344)

Young stellar object jet models: From theory to synthetic observations [PDF]

open access: yes, 2013
Astronomical observations, analytical solutions and numerical simulations have provided the building blocks to formulate the current theory of young stellar object jets.
Cayatte, V.   +11 more
core   +11 more sources

The Remarkable Mid-Infrared Jet of Massive Young Stellar Object G35.20-0.74 [PDF]

open access: yes, 2006
The young massive stellar object G35.20-0.74 was observed in the mid-infrared using T-ReCS on Gemini South. Previous observations have shown that the near infrared emission has a fan-like morphology that is consistent with emission from the northern lobe
Forster J. R.   +4 more
core   +2 more sources

An equatorial wind from the massive young stellar object S140 IRS 1 [PDF]

open access: yes, 2006
The discovery of the second equatorial ionized stellar wind from a massive young stellar object is reported. High resolution radio continuum maps of S140 IRS 1 reveal a highly elongated source that is perpendicular to the larger scale bipolar molecular ...
Aspin C.   +16 more
core   +6 more sources

Identification of Young Stellar Object candidates in the Gaia DR2 x AllWISE catalogue with machine learning methods [PDF]

open access: bronzeMonthly notices of the Royal Astronomical Society, 2019
The second Gaia Data Release (DR2) contains astrometric and photometric data for more than 1.6 billion objects with mean Gaia G magnitude
G. Marton   +10 more
openalex   +3 more sources

Gaia Data Release 3. Validating the classification of variable young stellar object candidates [PDF]

open access: yesAstronomy & Astrophysics, 2022
Context. The Gaia third Data Release (DR3) presents the first catalogue of full-sky variable Young Stellar Object (YSO) candidates observed by the Gaia space telescope during the initial 34 months of science operations. Aims.
G. Marton   +16 more
semanticscholar   +1 more source

Outbursting Young Stellar Object PGIR 20dci in the Perseus Arm [PDF]

open access: yesAstronomical Journal, 2021
We report the discovery of a likely outbursting Class I young stellar object, associated with the star-forming region NGC 281-W (distance ∼2.8 kpc). The source is currently seen only at infrared wavelengths, appearing in both the Palomar Gattini InfraRed
L. Hillenbrand   +11 more
semanticscholar   +1 more source

THE SLOW IONIZED WIND AND ROTATING DISKLIKE SYSTEM THAT ARE ASSOCIATED WITH THE HIGH-MASS YOUNG STELLAR OBJECT G345.4938+01.4677 [PDF]

open access: bronze, 2014
We report the detection, made using ALMA, of the 92 GHz continuum and hydrogen recombination lines (HRLs) H40α, H42α, and H50β emission toward the ionized wind associated with the high-mass young stellar object G345.4938+01.4677.
Andrés E. Guzmán   +8 more
openalex   +3 more sources

Radiative Transfer Modeling of EC 53: An Episodically Accreting Class I Young Stellar Object [PDF]

open access: yesAstrophysical Journal, 2019
In the episodic accretion scenario, a large fraction of the protostellar mass accretes during repeated and large bursts of accretion. Since outbursts on protostars are typically identified at specific wavelengths, interpreting these outbursts requires ...
Giseon Baek   +10 more
semanticscholar   +1 more source

KFPA Examinations of Young STellar Object Natal Environments (KEYSTONE): Hierarchical Ammonia Structures in Galactic Giant Molecular Clouds [PDF]

open access: yesAstrophysical Journal, 2019
We present initial results from the K-band Focal Plane Array Examinations of Young STellar Object Natal Environments survey, a large project on the 100 m Green Bank Telescope mapping ammonia emission across 11 giant molecular clouds at distances of 0.9–3.
J. Keown   +25 more
semanticscholar   +1 more source

13CH3OH Masers Associated With a Transient Phenomenon in a High-mass Young Stellar Object

open access: yesAstrophysical Journal, 2020
We report the first detection of isotopic methanol (13CH3OH) maser emission in interstellar space. The emission was detected toward the high-mass young stellar object G358.93-0.03 during monitoring of a flare in the 6.7 GHz methanol (CH3OH) maser ...
Xi Chen   +23 more
semanticscholar   +1 more source

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