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astro-ph.SR2026★ 7 cited

The NuGrid AGB Evolution and Nucleosynthesis Data Set

Umberto Battino, Marco Pignatari, Ashley Tattersall +2

Asymptotic Giant Branch (AGB) stars play a key role in the chemical evolution of galaxies. These stars are the fundamental stellar site for the production of light elements such as…

astro-ph.SR2026★ 6 cited

Impact of newly measured 26Al(n, p)26Mg and 26Al(n, α)23Na reaction rates on the nucleosynthesis of 26Al in stars

Umberto Battino, Claudia Lederer-Woods, Marco Pignatari +6

The cosmic production of the short-lived radioactive nuclide 26Al is crucial for our understanding of the evolution of stars and galaxies. However, simulations of the stellar sites…

astro-ph.SR2025

Citizen CATE 2024: Extending Totality During the 8 April 2024 Total Solar Eclipse with a Distributed Network of Community Participants

Sarah A. Kovac, Amir Caspi, Daniel B. Seaton +240

The Citizen CATE 2024 next-generation experiment placed 43 identical telescope and camera setups along the path of totality during the total solar eclipse (TSE) on 8 April 2024 to…

astro-ph.SR2025

The EBLM Project XVIII. 3D Obliquities of Five Low-Mass Eclipsing Binaries

Becca Spejcher, David V. Martin, Jake Pandina +17

The formation of tight stellar binaries remains an unsolved problem. There is too much angular momentum in a collapsing and fragmenting protostellar cloud to form a stellar binary…

astro-ph.SR2025

The Progenitor Systems of Classical Novae in M31

C. S. Abelson, Carles Badenes, Laura Chomiuk +4

We present the first characterization of the statistical relationship between a large sample of novae in M31 and their progenitor stellar populations in the form of a delay time di…

astro-ph.SR2024★ 9 cited

Supernova Shocks Cannot Explain the Inflated State of Hypervelocity Runaways from White Dwarf Binaries

Aakash Bhat, Evan B. Bauer, Rüdiger Pakmor +5

Recent observations have found a growing number of hypervelocity stars with speeds of km\,s which could have only been produced through thermonuclear su…

astro-ph.SR2024★ 22 cited

Solar fusion III: New data and theory for hydrogen-burning stars

B. Acharya, M. Aliotta, A. B. Balantekin +47

In stars that lie on the main sequence in the Hertzsprung-Russel diagram, like our sun, hydrogen is fused to helium in a number of nuclear reaction chains and series, such as the p…

astro-ph.SR2024★ 12 cited

Flaring Stars in a Non-targeted mm-wave Survey with SPT-3G

C. Tandoi, S. Guns, A. Foster +96

We present a flare star catalog from four years of non-targeted millimeter-wave survey data from the South Pole Telescope (SPT). The data were taken with the SPT-3G camera and cove…

astro-ph.SR2023★ 4 cited

The physical properties of T Pyx as measured by MUSE I. The geometrical distribution of the ejecta and the distance to the remnant

L. Izzo, L. Pasquini, E. Aydi +8

T Pyx is one of the most enigmatic recurrent novae, and it has been proposed as a potential Galactic type-Ia supernova progenitor. Using spatially-resolved data obtained with MUSE,…

astro-ph.SR2023★ 9 cited

Scalable stellar evolution forecasting: Deep learning emulation vs. hierarchical nearest neighbor interpolation

K. Maltsev, F. R. N. Schneider, F. K. Roepke +5

Many astrophysical applications require efficient yet reliable forecasts of stellar evolution tracks. One example is population synthesis, which generates forward predictions of mo…

astro-ph.SR2023★ 83 cited

A Luminous Red Supergiant and Dusty Long-period Variable Progenitor for SN 2023ixf

Jacob E. Jencson, Jeniveve Pearson, Emma R. Beasor +23

We analyze pre-explosion near- and mid-infrared (IR) imaging of the site of SN 2023ixf in the nearby spiral galaxy M101 and characterize the candidate progenitor star. The star dis…

astro-ph.SR2023★ 12 cited

BU Canis Minoris -- the Most Compact Known Flat Doubly Eclipsing Quadruple System

Theodor Pribulla, Tamás Borkovits, Rahul Jayaraman +25

We have found that the 2+2 quadruple star system BU CMi is currently the most compact quadruple system known, with an extremely short outer period of only 121 days. The previous re…

astro-ph.SR2023★ 16 cited

No Surviving SN Ia Companion In SNR 0509-67.5: Stellar Population Characterization and Comparison To Models

Joshua V. Shields, Prasiddha Arunachalam, Wolfgang Kerzendorf +4

The community agrees that Type Ia supernovae arise from Carbon/Oxygen white dwarfs undergoing thermonuclear runaway. However, the full progenitor system and the process that prompt…

astro-ph.SR2023★ 2 cited

Shock shaping? Nebular Spectroscopy of Nova V906 Carinae

É. J. Harvey, E. Aydi, L. Izzo +7

V906 Carinae was one of the best observed novae of recent times. It was a prolific dust producer and harboured shocks in the early evolving ejecta outflow. Here, we take a close lo…

astro-ph.SR2023★ 23 cited

A Study of Nine Triply Eclipsing Triples

S. A. Rappaport, T. Borkovits, R. Gagliano +22

In this work we report the independent discovery and analysis of nine new compact triply eclipsing triple star systems found with the TESS mission: TICs 47151245, 81525800, 9901326…

astro-ph.SR2022★ 1 cited

OGLE-BLG504.12.201843: A possible extreme dwarf nova

Camille Landri, Ondřej Pejcha, Michał Pawlak +5

We present the analysis of existing optical photometry and new optical spectroscopy of the candidate cataclysmic variable star OGLE-BLG504.12.201843. As was shown previously, this…

astro-ph.SR2022★ 15 cited

7Be detection in the 2021 outburst of RS Oph

P. Molaro, L. Izzo, P. Selvelli +7

The recurrent nova RS Oph underwent a new outburst on August 8, 2021, reaching a visible brightness of V = 4.8 mag. Observations of the 2021 outburst made with the high resolution…

astro-ph.SR2022

StaNdaRT: A repository of standardized test models and outputs for supernova radiative transfer

Stéphane Blondin, Sergei Blinnikov, Fionntan P. Callan +26

We present the first results of a comprehensive supernova (SN) radiative-transfer (RT) code-comparison initiative (StaNdaRT), where the emission from the same set of standardized t…

astro-ph.SR2022★ 7 cited

UV Spectropolarimetry with Polstar: Massive Star Binary Colliding Winds

Nicole St-Louis, Kenneth Gayley, D. John Hillier +13

The winds of massive stars are important for their direct impact on the interstellar medium, and for their influence on the final state of a star prior to it exploding as a superno…

astro-ph.SR2022★ 22 cited

The eclipse of the V773 Tau B circumbinary disk

M. A. Kenworthy, D. González Picos, E. Elizondo +9

A deep (~70%) and extended (~150 days) eclipse was seen towards the young multiple stellar system V773 Tau in 2010. We interpret it as due to the passage of a circumbinary disk aro…

astro-ph.SR2022

The Periodic Signals of Nova V1674 Herculis (2021)

Joseph Patterson, Marguerite Epstein-Martin, Josie Enenstein +24

We present time-series photometry during eruption of the extremely fast nova V1674 Herculis (Nova Her 2021). The 2021 light curve showed periodic signals at 0.152921(3) d and 501.4…

astro-ph.SR2022

Understanding Accretion Variability Through TESS Observations of Taurus

Connor E. Robinson, Catherine C. Espaillat, Joseph E. Rodriguez

Interpreting the short-timescale variability of the accreting, young, low-mass stars known as Classical T Tauri stars remains an open task. Month-long, continuous light curves from…

astro-ph.SR2022★ 20 cited

The Galactic Nova Rate: Estimates from the ASAS-SN and Gaia Surveys

A. Kawash, L. Chomiuk, J. Strader +13

We present the first estimate of the Galactic nova rate based on optical transient surveys covering the entire sky. Using data from the All-Sky Automated Survey for Supernovae (ASA…

astro-ph.SR2022★ 8 cited

1RXH J082623.6-505741: a new long-period cataclysmic variable with an evolved donor and a low mass transfer rate

Kirill V. Sokolovsky, Jay Strader, Samuel J. Swihart +13

We report the discovery of 1RXH J082623.6-505741, a 10.4 hr orbital period compact binary. Modeling extensive optical photometry and spectroscopy reveals a K-t…