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19942026
most citedA Massive Pulsar in a Compact Relativistic Binary

3.9k citations

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97 papers · 1 filter

astro-ph.EP2024★ 12 cited

A possible misaligned orbit for the young planet AU Mic c

H. Yu, Z. Garai, M. Cretignier +98

The AU Microscopii planetary system is only 24 Myr old, and its geometry may provide clues about the early dynamical history of planetary systems. Here, we present the first measur…

astro-ph.SR2024★ 8 cited

Cyclotron emitting magnetic white dwarfs in post common envelope binaries discovered with the Zwicky Transient Facility

J. van Roestel, A. C. Rodriguez, P. Szkody +20

We present the discovery of 14 new (and recovery of 4 known) low accretion rate magnetic white dwarfs in post-common envelope binaries that emit strong cyclotron emission using the…

astro-ph.CO2024

Towards detecting Primordial non-Gaussianity in the CMB using Spherical Convolutional Neural Networks

Jorik Melsen, Thomas Flöss, P. Daniel Meerburg

This paper explores a novel application of spherical convolutional neural networks (CNNs) to detect primordial non-Gaussianity in the cosmic microwave background (CMB), a key probe…

astro-ph.SR2024★ 2 cited

ALMA detections of circumstellar disks in the giant Hii region M17. Probing the intermediate- to high-mass pre-main-sequence population

J. Poorta, M. Hogerheijde, A. de Koter +8

Our current understanding is that intermediate- to high-mass stars form in a way similar to low-mass stars, that is, through disk accretion. However, the physical conditions that p…

astro-ph.SR2024★ 8 cited

Spectroscopic observations of flares and superflares on AU Mic

P. Odert, M. Leitzinger, R. Greimel +13

The young active flare star AU~Mic is the planet host star with the highest flare rate from TESS data. Therefore, it represents an ideal target for dedicated ground-based monitorin…

astro-ph.EP2024★ 10 cited

Characterization of seven transiting systems including four warm Jupiters from SOPHIE and TESS

N. Heidari, G. H'ebrard, E. Martioli +65

We present the study of seven systems, three of which TOI-2295, TOI-2537, and TOI-5110 are newly discovered planetary systems. Through the analysis of TESS photometry, SOPHIE radia…

astro-ph.SR2024★ 1 cited

On the non-dissipative orbital evolution of a binary system comprising non-compact components with misaligned spin and orbital angular momenta

Y. A. Lazovik, P. B. Ivanov, J. C. B. Papaloizou

In this Paper we determine the non-dissipative tidal evolution of a close binary system with an arbitrary eccentricity in which the spin angular momenta of both components are misa…

astro-ph.EP2024★ 2 cited

DARWEN: Data-driven Algorithm for Reduction of Wide Exoplanetary Networks

A. Lira-Barria, J. N. Harvey, T. Konings +5

Exoplanet atmospheric modeling is advancing from chemically diverse one-dimensional (1D) models to three-dimensional (3D) global circulation models (GCMs), which are crucial for in…

astro-ph.HE2024★ 19 cited

The MeerKAT Pulsar Timing Array: Maps of the gravitational-wave sky with the 4.5 year data release

Kathrin Grunthal, Rowina S. Nathan, Eric Thrane +16

In an accompanying publication, the MeerKAT Pulsar Timing Array (MPTA) collaboration reports tentative evidence for the presence of a stochastic gravitational-wave background, foll…

astro-ph.HE2024★ 94 cited

The MeerKAT Pulsar Timing Array: The first search for gravitational waves with the MeerKAT radio telescope

Matthew T. Miles, Ryan M. Shannon, Daniel J. Reardon +22

Pulsar Timing Arrays search for nanohertz-frequency gravitational waves by regularly observing ensembles of millisecond pulsars over many years to look for correlated timing residu…

astro-ph.HE2024★ 45 cited

The MeerKAT Pulsar Timing Array: The -year data release and the noise and stochastic signals of the millisecond pulsar population

Matthew T. Miles, Ryan M. Shannon, Daniel J. Reardon +21

Pulsar timing arrays are ensembles of regularly observed millisecond pulsars timed to high precision. Each pulsar in an array could be affected by a suite of noise processes, most…

astro-ph.GA2024★ 3 cited

Hidden in Pixels. I. Discovery of dual "little red dots" indicates excess clustering on kilo-parsec scales

Takumi S. Tanaka, John D. Silverman, Kazuhiro Shimasaku +56

``Little Red Dots'' (LRDs) are an abundant high-redshift population newly discovered by the James Webb Space Telescope (JWST) and considered to be an early growth phase of supermas…

astro-ph.HE2024★ 3 cited

Evidence for the spin-kick alignment of pulsars from the statistics of their magnetic inclinations

Anton Biryukov, Gregory Beskin

It is thought that isolated neutron stars receive a natal kick velocity at birth nearly aligned with their spin axis. Direct observational confirmation of this alignment is current…

astro-ph.SR2024

Long term UBV RI photometric and spectral monitoring of nova KT Eri during 2009-2023

S. Yu. Shugarov, P. Yu. Golysheva, S. Dallaporta +1

We present a status report of our intensive and long-term UBV RI photometric monitoring of nova KT Eri since its outbust in 2009. The old-nova in quiescence is characterized by ver…

astro-ph.GA2024★ 1 cited

Regular distribution of star formation regions along the spiral arms and rings of disk galaxies

A. S. Gusev, E. V. Shimanovskaya

Last years studies have shown that the spatial regularity in the distribution of young stellar population along the spiral arms and rings of galaxies, previously considered to be r…

astro-ph.SR2024★ 2 cited

Unequivocal detection of the tidal deformation of a red giant in a binary system via interferometry

Jaroslav Merc, Henri M. J. Boffin

While mass transfer in binary systems is a crucial aspect of binary evolution models, it remains far from understood. HD 352 is a spectroscopic binary exhibiting ellipsoidal variab…

astro-ph.GA2024★ 9 cited

WEAVE First Light Observations: Origin and Dynamics of the Shock Front in Stephan's Quintet

M. I. Arnaudova, S. Das, D. J. B. Smith +62

We present a detailed study of the large-scale shock front in Stephan's Quintet, a byproduct of past and ongoing interactions. Using integral-field spectroscopy from the new Willia…

astro-ph.GA2024★ 3 cited

A slow spin to win: The gradual kinematic evolution across metallicities of the proto-Galaxy to the high- disc

Akshara Viswanathan, Danny Horta, Adrian M. Price-Whelan +1

Observational studies are identifying stars thought to be remnants from the earliest stages of the hierarchical mass assembly of the Milky Way, referred to as the proto-Galaxy. We…

astro-ph.GA2024★ 6 cited

X-ray reverberation modelling of the continuum, optical/UV time-lags in quasars

D. A. Langis, I. E. Papadakis, E. Kammoun +2

Context: Extensive, multi-wavelength monitoring campaigns of nearby and higher redshift active galactic nuclei (AGN) have shown that the UV/optical variations are well correlated w…

astro-ph.EP2024★ 4 cited

A new pathway to SO: Revealing the NUV driven sulfur chemistry in hot gas giants

Wiebe de Gruijter, Shang-Min Tsai, Michiel Min +3

Context. Photochemistry is a key process driving planetary atmospheres away from local thermodynamic equilibrium. Recent observations of the H dominated atmospheres of hot gas…

astro-ph.EP2024★ 10 cited

The First Spin-Orbit Obliquity of an M dwarf/brown dwarf System: An eccentric and aligned TOI-2119 b

Lauren Doyle, Caleb I. Cañas, Jessica E. Libby-Roberts +15

We report the first instance of an M dwarf/brown dwarf obliquity measurement for the TOI-2119 system using the Rossiter-McLaughlin effect. TOI-2119 b is a transiting brown dwarf or…

astro-ph.CO2024★ 4 cited

Challenges to a sharp change in as a solution to the Hubble tension

Indranil Banik, Harry Desmond, Nick Samaras

It has been proposed that the gravitational constant abruptly decreased around 130 Myr ago, making Type Ia supernovae (SNe) in the Hubble flow intrinsically brighter than those…

astro-ph.HE2024

The thermodynamic structure and large-scale structure filament in MACS J0717.5+3745

J. P. Breuer, N. Werner, T. Plšek +12

We present the results of Chandra and XMM-Newton X-ray imaging and spatially resolved spectroscopy, as well as new MUSTANG2 90 GHz observations of the thermal Sunyaev-Zeldovich eff…

astro-ph.IM2024★ 2 cited

Exploring the Universe with SNAD: Anomaly Detection in Astronomy

Alina A. Volnova, Patrick D. Aleo, Anastasia Lavrukhina +9

SNAD is an international project with a primary focus on detecting astronomical anomalies within large-scale surveys, using active learning and other machine learning algorithms. T…