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Quiescence of an outburst of a low-mass young stellar object: LDN1415-IRS
LDN1415-IRS, a low-mass young stellar object (YSO), went into an outburst between 2001 and 2006, illuminating a surrounding nebula, LDN1415-Neb....
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A calibration point for stellar evolution from massive star asteroseismology
Massive stars are progenitors of supernovae, neutron stars and black holes. During the hydrogen-core burning phase, their convective cores are the...
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Protoplanetary Disk Science with the Orbiting Astronomical Satellite Investigating Stellar Systems (OASIS) Observatory
The Orbiting Astronomical Satellite for Investigating Stellar Systems (OASIS) is a NASA Astrophysics MIDEX-class mission concept, with the stated...
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The Impact of Stellar Activity on the Detection and Characterization of Exoplanets
At the level of a stellar photosphere, stellar magnetic fields manifest themselves as the stellar equivalents of sunspots and faculae. The dark,...
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Solar Wind and Space Weather
Hot coronal plasma cannot be confined by the gravitational field of the Sun and gradually flows out into interplanetary space, forming the solar...
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ZZ Tau IRS: a Low Mass UX Ori Type Star with Strong Wind
AbstractThe results of photometric, polarimetric, and spectroscopic observations of the young star ZZ Tau IRS in the visible and near-infrared bands...
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Destruction of Galaxies as a Cause of the Appearance of Stellar Streams
AbstractThe interaction of galaxies in clusters with the intergalactic gaseous medium and other galaxies is considered. The causes for the appearance...
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The evolution of the solar wind
How has the solar wind evolved to reach what it is today? In this review, I discuss the long-term evolution of the solar wind, including the...
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Pulsar Wind Nebulae
Pulsar wind nebulae (PWNe), structures powered by energetic pulsars, are known for their detection across the entire electromagnetic spectrum, with...
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Quasi-stationary Tidal Evolution with Arbitrarily Misaligned Orbital and Stellar Angular Momenta with a Preliminary Numerical Investigation in the Non-Dissipative Limit
AbstractWe review and extend the results of our 2021 paper concerning the problem of tidal evolution of a binary system with a rotating primary...
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Cross-Scale Phase Relationship of the Ca II K Index with Solar Wind Parameters: A Space Climate Focus
The solar wind, representing one of the most impacting phenomena in the circum-terrestrial space, constitutes one of the several manifestations of...
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Dynamics of young stellar clusters as planet-forming environments
Most stars and thus most planetary systems do not form in isolation. The larger star-forming environment affects protoplanetary disks in multiple...
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Solar Wind or Solar Breeze?
Long before the advent of research enabled by rockets, scientists speculated about the physical processes external to stars. That is, in addition to...
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Hydrodynamic Instabilities in the Models of the Formation of Young Stellar Objects
AbstractThe features of unstable motions in the regions of active star formation are considered. The purpose of the research is to determine the...
