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astro-ph.GA2024★ 7 cited

JWST-ALMA Study of a Hub-Filament System in the Nascent Phase

N. K. Bhadari, L. K. Dewangan, O. R. Jadhav +7

Star clusters, including high-mass stars, form within hub-filament systems (HFSs). Observations of HFSs that remain unaffected by feedback from embedded stars are rare yet crucial…

physics.geo-ph2024★ 2 cited

Uncertainties of Satellite-based Essential Climate Variables from Deep Learning

Junyang Gou, Arnt-Børre Salberg, Mostafa Kiani Shahvandi +9

Accurate uncertainty information associated with essential climate variables (ECVs) is crucial for reliable climate modeling and understanding the spatiotemporal evolution of the E…

astro-ph.CO2024★ 2 cited

Euclid: Field-level inference of primordial non-Gaussianity and cosmic initial conditions

A. Andrews, J. Jasche, G. Lavaux +147

A primary target of the \Euclid space mission is to constrain early-universe physics by searching for deviations from a primordial Gaussian random field. A significant detection of…

astro-ph.EP2024★ 15 cited

Two Distinct Populations of Dark Comets Delineated by Orbits and Sizes

Darryl Z. Seligman, Davide Farnocchia, Marco Micheli +7

Small bodies are capable of delivering essential prerequisites for the development of life, such as volatiles and organics, to the terrestrial planets. For example, empirical evide…

astro-ph.GA2024★ 6 cited

Overdensity of Lyman-Break Galaxy Candidates Around Hot Dust-Obscured Galaxies

Dejene Zewdie, Roberto J. Assef, Trystan Lambert +15

Hot dust-obscured galaxies (Hot DOGs), are a family of hyper-luminous, heavily obscured quasars. A number of studies have shown that these objects reside in significantly overdense…

astro-ph.EP2024★ 2 cited

A Global Perspective with Updated Constraints on the Ultra-hot Jupiter WASP-19b: Atmospheric Properties and Stellar Activity

Abigail A. Tumborang, Jessica J. Spake, Heather A. Knutson +7

We present a detailed reanalysis of the atmospheric properties of WASP-19b, an ultra-hot Jupiter (1.14 M Jup, 1.41 R Jup) orbiting an active Sun-like star every 0.79 day. We reanal…

astro-ph.IM2024★ 3 cited

Uranus Study Report: KISS

Mark Hofstadter, Ravit Helled, David J. Stevenson +27

Determining the internal structure of Uranus is a key objective for planetary science. Knowledge of Uranus's bulk composition and the distribution of elements is crucial to underst…

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.CO2024

Euclid preparation: TBD. The impact of line-of-sight projections on the covariance between galaxy cluster multi-wavelength observable properties -- insights from hydrodynamic simulations

Euclid Collaboration, A. Ragagnin, A. Saro +240

Cluster cosmology can benefit from combining multi-wavelength studies, which can benefit from characterising the correlation coefficients between different mass-observable relation…

astro-ph.IM2024★ 3 cited

A celestial reference frame derived from observations with the Very Long Baseline Interferometry Global Observing System

Hana Krasna, Christopher S. Jacobs, Matthias Schartner +1

Aims: We computed a celestial reference frame (CRF) from Very Long Baseline Interferometry (VLBI) Global Observing System (VGOS) data after five years of regular observations (155…

astro-ph.EP2024★ 4 cited

Reflected-light Phase Curves with PICASO: A Kepler-7b Case Study

Colin D. Hamill, Alexandria V. Johnson, Natasha Batalha +4

Examining reflected light from exoplanets aids in our understanding of the scattering properties of their atmospheres and will be a primary task of future flagship space- and groun…

astro-ph.SR2024★ 1 cited

Temporal Changes in the Infrared Spectra of Magellanic Carbon Stars

G. C. Sloan, K. E. Kraemer, B. Aringer +9

The Medium-Resolution Spectrometer on the Mid-Infrared Instrument on JWST obtained spectra of three carbon stars in the Large Magellanic Cloud. Two of the spectra differ significan…

astro-ph.EP2024

Water vapor as a probe of the origin of gas in debris disks

Yasuhiro Hasegawa, Riouhei Nakatani, Isabel Rebollido +5

Debris disks embrace the formation and evolution histories of planetary systems. Recent detections of gas in these disks have received considerable attention, as its origin ties up…

astro-ph.HE2024★ 46 cited

Black hole jets on the scale of the Cosmic Web

Martijn S. S. L. Oei, Martin J. Hardcastle, Roland Timmerman +10

Jets launched by supermassive black holes transport relativistic leptons, magnetic fields, and atomic nuclei from the centres of galaxies to their outskirts and beyond. These outfl…

astro-ph.EP2024★ 2 cited

Deep Search for a scattered light dust halo around Vega with the Hubble Space Telescope

Schuyler G. Wolff, András Gáspár, George H. Rieke +6

We present a provisory scattered light detection of the Vega debris disk using deep Hubble Space Telescope coronagraphy (PID 16666). At only 7.7 parsecs, Vega is immensely importan…

astro-ph.SR2024★ 6 cited

The grazing angle icy protoplanetary disk PDS 453

Laurine Martinien, François Ménard, Gaspard Duchêne +12

PDS 453 is a rare highly inclined disk where the stellar photosphere is seen at grazing incidence on the disk surface. Our goal is take advantage of this geometry to constrain the…

astro-ph.IM2024★ 1 cited

MAUVE: An Ultraviolet Astrophysics Probe Mission Concept

Mayura Balakrishnan, Rory Bowens, Fernando Cruz Aguirre +18

We present the mission concept "Mission to Analyze the UltraViolet universE" (MAUVE), a wide-field spectrometer and imager conceived during the inaugural NASA Astrophysics Mission…

astro-ph.SR2024★ 1 cited

Euclid: High-precision imaging astrometry and photometry from Early Release Observations. I. Internal kinematics of NGC 6397 by combining Euclid and Gaia data

M. Libralato, L. R. Bedin, M. Griggio +175

The instruments at the focus of the Euclid space observatory offer superb, diffraction-limited imaging over an unprecedented (from space) wide field of view of 0.57 deg. This e…

cs.RO2024★ 1 cited

Flight Demonstration and Model Validation of a Prototype Variable-Altitude Venus Aerobot

Jacob S. Izraelevitz, Siddharth Krishnamoorthy, Ashish Goel +15

This paper details a significant milestone towards maturing a buoyant aerial robotic platform, or aerobot, for flight in the Venus clouds. We describe two flights of our subscale a…

astro-ph.HE2024★ 4 cited

Inference on inner galaxy structure via gravitational waves from supermassive binaries

Yifan Chen, Matthias Daniel, Daniel J. D'Orazio +107

The detection of a stochastic gravitational wave background by pulsar-timing arrays indicates the presence of a population of supermassive black hole binaries. Although the observe…

cond-mat.supr-con2024★ 2 cited

Kinetic Inductance and nonlinearity of MgB2 Films at 4K

J. Greenfield, C. Bell, F. Faramarzi +6

We report on the fabrication and characterization of superconducting magnesium diboride (MgB) thin films intended for quantum-limited devices based non-linear kinetic inductanc…

astro-ph.EP2024★ 6 cited

The Polar Stratosphere of Jupiter

Vincent Hue, Thibault Cavalié, James A. Sinclair +13

Observations of the Jovian upper atmosphere at high latitudes in the UV, IR and mm/sub-mm all indicate that the chemical distributions and thermal structure are broadly influenced…

astro-ph.EP2024

Low-resolution Transit Spectroscopy of Three Hot Jupiters Using the 2m Himalayan Chandra Telescope

Athira Unni, Thirupathi Sivarani, Jayesh Goyal +3

Here, we present the low-resolution transmission spectroscopy of three giant planets using the Himalayan Faint Object Spectrograph Camera (HFOSC) on the 2m Himalayan Chandra Telesc…

astro-ph.GA2024★ 4 cited

Toward a robust physical and chemical characterization of heterogeneous lines of sight: The case of the Horsehead nebula

Léontine Ségal, Antoine Roueff, Jérôme Pety +28

Dense cold molecular cores/filaments are surrounded by an envelope of translucent gas. Some of the low-J emission lines of CO and HCO isotopologues are more sensitive to the co…