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Publications of the Astron Society of the Pacific

@PASPJournal

Publishing original research in astronomy & astrophysics since 1889. Currently led by Editor-in-Chief @jeffreygmangum Tweets from the EIC are signed – JGM

 Washington, DC
iopscience.iop.org/journal/1538-3873
Joined October 2017
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A recent open-access article published in @PASPJournal presents an end-to-end framework for estimating the exoplanet detection yield of an arbitrary instrument as applied to the Large Interferometer for Exoplanets (@LIFE_Telescope ) space mission. iopscience.iop.org/article/1…. -JGM
The demographics of all detected planets for a mission time of one year. From Huber etal (2026).

ALT The demographics of all detected planets for a mission time of one year. From Huber etal (2026).

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A recent open-access article, that is a contribution to the Black Hole Explorer focus issue published in @PASPJournal , describes Black Hole Vision, an interactive iOS application for visualizing Black Holes. iopscience.iop.org/article/1…. -JGM
The screen (yellow plane) and Cartesian coordinates (α, β) of an observer (green sphere) at large distance from a black hole (black sphere). From Berens etal (2026)

ALT The screen (yellow plane) and Cartesian coordinates (α, β) of an observer (green sphere) at large distance from a black hole (black sphere). From Berens etal (2026)

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A recent open-access article published in @PASPJournal presents an analysis of SN 2018erx, a fast-evolving, dust-reddened Type Icn supernova with broad CII emission lines. iopscience.iop.org/article/1…. -JGM
Multi-band optical and near-infrared lightcurves of SN 2018erx. From Das etal (2026).

ALT Multi-band optical and near-infrared lightcurves of SN 2018erx. From Das etal (2026).

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A recent open-access article published in @PASPJournal describes a COSMOS-3D spectro-photometric confirmation of Shabgard, a cool, metal-poor Brown Dwarf in the COSMOS field. iopscience.iop.org/article/1…. -JGM
Molecular identification in the Shabgard F444W spectrum. From Salmasi etal (2026)

ALT Molecular identification in the Shabgard F444W spectrum. From Salmasi etal (2026)

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A recent open-access article published in @PASPJournal describes the characterization of the non-transients in the ZTF-ULTRASAT experiment's high cadence survey. iopscience.iop.org/article/1… -JGM
Full light curve of ZTF18aapnpxp in the 3 ZTF bands (top). The light curve just during the experiment (middle) and the light curve folded at its period of 0.490 days (bottom). From Warshofsky etal (2026)

ALT Full light curve of ZTF18aapnpxp in the 3 ZTF bands (top). The light curve just during the experiment (middle) and the light curve folded at its period of 0.490 days (bottom). From Warshofsky etal (2026)

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A recent open-access article published in @PASPJournal describes the search for the gravitational wave associated with the fast x-ray transient in the second part of the LIGO-Virgo-KAGRA fourth observing run. iopscience.iop.org/article/1… -JGM
The p-value to FXT-fraction. From Wang, Kong & Saha (2026).

ALT The p-value to FXT-fraction. From Wang, Kong & Saha (2026).

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A recent article published in @PASPJournal describes a photometric redshift estimation technique which uses a spectra-guided Gaussian mixture density framework. iopscience.iop.org/article/1…. -JGM
Spectroscopic redshift distribution of the data set analyzed. From He etal (2026).

ALT Spectroscopic redshift distribution of the data set analyzed. From He etal (2026).

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A recent open-access article published in @PASPJournal describes Teglon, a pixel-level pipeline for galaxy-informed gravitational-wave follow-up planning and efficiency analysis. iopscience.iop.org/article/1…. -JGM
All-sky completeness visualization from Teglon for the distance bin corresponding to GW190425’s luminosity distance of ~159 Mpc. From Coulter etal (2026).

ALT All-sky completeness visualization from Teglon for the distance bin corresponding to GW190425’s luminosity distance of ~159 Mpc. From Coulter etal (2026).

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A recent open-access article published in @PASPJournal presents observations which investigate dust production by the Wolf-Rayet binary star candidate SPIRITS 19q in the nearby spiral galaxy NGC 2403. iopscience.iop.org/article/1…. -JGM
False-color (blue Channel 1 (3.6 μm), green Channel 2 (4.5 μm), and red Channel 4 (7.9 μm)) Spitzer/IRAC image of NGC 2403 showing the location of SPIRITS19q. From Rose etal (2026)

ALT False-color (blue Channel 1 (3.6 μm), green Channel 2 (4.5 μm), and red Channel 4 (7.9 μm)) Spitzer/IRAC image of NGC 2403 showing the location of SPIRITS19q. From Rose etal (2026)

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A recent article published in @PASPJournal describes AMPy, a flexible framework for modeling gamma-ray burst afterglows. iopscience.iop.org/article/1…. -JGM
Observations and fitted spectral breaks for GRB 221009A. From Dutton & Reichart (2026).

ALT Observations and fitted spectral breaks for GRB 221009A. From Dutton & Reichart (2026).

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A recent open-access article published in @PASPJournal describes a posterior correction of Gaia Celestial Reference Frame (CRF) proper motions using conditional probability and a zero-parallax prior. iopscience.iop.org/article/1…. -JGM
The differential “corrected−original” VSH-fitted proper motion field of a sample of Gaia CRF quasars. From Makarov (2026).

ALT The differential “corrected−original” VSH-fitted proper motion field of a sample of Gaia CRF quasars. From Makarov (2026).

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An article published in @PASPJournal describes a multi-element Bayesian view of bursty star formation and galaxy evolution for unraveling chemical enrichment in extreme emission-line galaxies using the Dark Energy Spectroscopic Instrument (DESI). iopscience.iop.org/article/1…. -JGM
Gallery of EELG spectra in the DESI sample with stellar masses satisfying Mstar >= 10^7 Msolar. From Emami etal (2026)

ALT Gallery of EELG spectra in the DESI sample with stellar masses satisfying Mstar >= 10^7 Msolar. From Emami etal (2026)

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A recent open-access article published in @PASPJournal describes the production of White Dwarf debris disks from planetary collisions and Poynting-Robertson drag. iopscience.iop.org/article/1…. -JGM
Schematic depiction of this paradigm for debris disk formation around white dwarfs. From Adams & Batygin (2026).

ALT Schematic depiction of this paradigm for debris disk formation around white dwarfs. From Adams & Batygin (2026).

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A recent open-access article published in @PASPJournal describes the calibration of the Next Generation Palomar Spectrograph (NGPS) as a stellar speedometer. iopscience.iop.org/article/1…. -JGM
Normalized spectra in the U, G, R, and I channels of an example RV standard star observed with the 0. 5 slit. From Nagarajan & El-Badry (2026).

ALT Normalized spectra in the U, G, R, and I channels of an example RV standard star observed with the 0. 5 slit. From Nagarajan & El-Badry (2026).

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A recent open-access article published in @PASPJournal describes the capabilities of the Lazuli Space Observatory for time-domain and multi-messenger astronomical studies. iopscience.iop.org/article/1…. -JGM
Kilonova lightcurves as expected from a full end-to-end simulation of GW events in O5 and their physics-motivated KN models. From Wevers etal (2026).

ALT Kilonova lightcurves as expected from a full end-to-end simulation of GW events in O5 and their physics-motivated KN models. From Wevers etal (2026).

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A recent open-access article published in @PASPJournal describes the complete modernization of the Telescope Control System for the Palomar 200-inch Hale Telescope. iopscience.iop.org/article/1…. -JGM
Software architecture of the P200 TCS, showing the relationship between the Power PMAC real-time layer (RTICPLC, BGCPLCs, servo/phase tasks), the EtherCAT bus, and the command server user interface layer. From Baker etal (2026).

ALT Software architecture of the P200 TCS, showing the relationship between the Power PMAC real-time layer (RTICPLC, BGCPLCs, servo/phase tasks), the EtherCAT bus, and the command server user interface layer. From Baker etal (2026).

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A recent open-access article published in @PASPJournal presents an analysis of the predicted properties of the Moon impactor 2025-010D, a Falcon 9 upper stage rocket component predicted to have impacted the lunar farside on 2026 August 5th. iopscience.iop.org/article/1…. -JGM
Impact location prediction for four different trajectory solutions including the 3-sigma uncertainties in the predictions. From Campbell etal (2026).

ALT Impact location prediction for four different trajectory solutions including the 3-sigma uncertainties in the predictions. From Campbell etal (2026).

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In a recent open-access article published in @PASPJournal simulations of the convection in Red Supergiant stars within a common envelope binary evolutionary model that incorporates the impact of wobbling jets are presented. iopscience.iop.org/article/1…. -JGM
The density and velocity map in the orbital plane z=0 used in this study for cases with an RSG stellar model with energy deposition that mimics the nuclear energy production of the star, for the time t =8.8 yr (from Schreier et al. 2026). From Hillel, Schreier and Soker (2026).

ALT The density and velocity map in the orbital plane z=0 used in this study for cases with an RSG stellar model with energy deposition that mimics the nuclear energy production of the star, for the time t =8.8 yr (from Schreier et al. 2026). From Hillel, Schreier and Soker (2026).

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A recent open-access article published in @PASPJournal introduces the exoVetter Python package that produces vetting metrics and visualizations to evaluate transiting exoplanet signals found in high-cadence time-series photometry. iopscience.iop.org/article/1…. -JGM
Distributions of the chosen vetting metrics for the federated transit-like KOI reference events, not federated transit-like KOI reference events, and no-KOI control populations. From Dallas etal (2026)

ALT Distributions of the chosen vetting metrics for the federated transit-like KOI reference events, not federated transit-like KOI reference events, and no-KOI control populations. From Dallas etal (2026)

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A recent open-access article published in @PASPJournal introduces the Phantom Zernike Wavefront Sensor, an engineered reference extension of phase-contrast wavefront sensing speckle measurements. iopscience.iop.org/article/1…. -JGM
One core preserving realization of the phantom ZWFS concept. From Courtney-Barrer (2026).

ALT One core preserving realization of the phantom ZWFS concept. From Courtney-Barrer (2026).

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