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Strongly coupled plasma effect on excitation energies of O-like ions and photoionization of F-like ions
The main goal of the present study is to analyze and estimate the plasma screening effect on excitation energies O-like ions and photoionization...
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MLP-ANN-Based Execution Time Prediction Model and Assessment of Input Parameters Through Structural Modeling
A multilayer perceptron–artificial neural network (MLP-ANN)-based prediction model is proposed to predict the execution time of tasks in cloud...
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A possible direct exposure of the Earth to the cold dense interstellar medium 2–3 Myr ago
Cold, dense clouds in the interstellar medium of our Galaxy are 4–5 orders of magnitude denser than their diffuse counterparts. Our Solar System has...
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System Engineering a Solar Thermal Propulsion Mission Concept for Rapid Interstellar Medium Access
The interstellar medium (ISM) represents the next frontier in space exploration, with many new discoveries to be made. The challenge, being so far...
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Simulation study of optical turbulence in interstellar medium by phase screens
The interstellar medium (ISM) is the most widely interested in astronomical fields. Understanding the behavior of the interstellar medium is needed...
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Insights from LHAASO and IceCube into the origin of the Galactic diffuse teraelectronvolt–petaelectronvolt emission
High-energy diffuse gamma-ray and neutrino emission are expected from the Galactic plane, generated by hadronuclear interactions between cosmic rays...
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The Metallicity Enrichment of the First Generation Star of Our Galaxy
Zero metallicity stars may accrete a small amount of metal rich material of the ISM, which alters the metallicity of the stars. We calculated here...
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Understanding structure in line-driven stellar winds using ultraviolet spectropolarimetry in the time domain
The most massive stars are thought to lose a significant fraction of their mass in a steady wind during the main-sequence and blue supergiant phases....
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Small molecules, big impact: a tale of hydrides past, present, and future
Formed at an early stage of gas-phase ion-molecule chemistry, hydrides – molecules containing a heavy element covalently bonded to one or more...
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CHESS: An innovative concept for high-resolution, far-UV spectroscopy
The space ultraviolet (UV) is a critical astronomical observing window, where a multitude of atomic, ionic, and molecular signatures provide crucial...
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A departure from the mass–metallicity relation in merging galaxies due to an infall of metal-poor gas
Heavy element accumulation and stellar mass assembly are fundamental processes in the formation and evolution of galaxies. However, the key elements...
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Revealing nature of GRB 210205A, ZTF21aaeyldq (AT2021any) and follow-up observations with the 4K\(\times\)4K CCD imager + 3.6m DOT
Optical follow-up observations of optical afterglows of gamma-ray bursts are crucial to probe the geometry of outflows, emission mechanisms,...
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X-ray detection of astrospheres around three main-sequence stars and their mass-loss rates
Stellar winds of cool main-sequence stars are difficult to constrain observationally. One way to measure stellar mass-loss rates is to detect the...
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Cosmic ray feedback in galaxies and galaxy clusters
Understanding the physical mechanisms that control galaxy formation is a fundamental challenge in contemporary astrophysics. Recent advances in the...
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The Colorado Ultraviolet Transit Experiment (CUTE) signal to noise calculator
We present here the signal-to-noise (S/N) calculator developed for the Colorado Ultraviolet Transit Experiment (CUTE) mission. CUTE is a 6U CubeSat...
