activity
20192026
most citedThe eROSITA X-ray telescope on SRG

884 citations · 2.1k across the 38 of their papers we have counts for

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33 papers · 1 filter

astro-ph.HE2026

Einstein Probe discovery of the magnetar EP J223759.5+531421

N. Rea, F. Coti Zelati, A. Borghese +44

We report the discovery and early outburst evolution of the new Galactic magnetar EP J223759.5+531421, detected by the Einstein Probe Wide-field X-ray Telescope on 2026 June 28. Fo…

astro-ph.HE2026

Ultraluminous X-ray sources in the first eROSITA survey I. Candidate catalogs

P. Weber, T. P. Roberts, S. Hämmerich +28

Ultraluminous X-ray sources (ULXs) are luminous non-nuclear X-ray point sources embedded in galaxies. Their luminosities exceeding 10^39 erg/s potentially require sub-Eddington acc…

astro-ph.HE2026

The SRG/eROSITA All-Sky Survey DR2: Cumulative X-ray catalogues from the first three surveys and multi-wavelength counterparts in the western Galactic hemisphere

M. E. Ramos-Ceja, G. Lamer, M. Salvato +111

The eROSITA telescope array on board the Spektrum-Roentgen-Gamma (SRG) mission began its all-sky survey program in December 2019, scanning the sky at an approximately six-month cad…

astro-ph.HE2025

Einstein Probe Discovery of EP J182730.0-095633: A New Black Hole X-ray Binary Candidate in Faint Outburst?

Huaqing Cheng, Qingchang Zhao, L. Tao +77

Black hole X-ray binaries (candidates) currently identified in our galaxy are mainly transient sources, with the majority discovered through the detection of their X-ray outbursts.…

astro-ph.HE2025★ 89 cited

Science objectives of the Einstein Probe mission

Weimin Yuan, Lixin Dai, Hua Feng +93

The Einstein Probe (EP) is an interdisciplinary mission of time-domain and X-ray astronomy. Equipped with a wide-field lobster-eye X-ray focusing imager, EP will discover cosmic X-…

astro-ph.HE2025

Searching the non-accreting white dwarf population in eROSITA data

S. Friedrich, C. Maitra, K. Dennerl +3

eROSITA is the soft X-ray instrument aboard the Spectrum Roentgen Gamma (SRG) satellite that is most sensitive in the energy range between 0.2 and 2.3 keV. Between December 2019 an…

astro-ph.HE2024★ 21 cited

Einstein Probe discovery of EP240408a: a peculiar X-ray transient with an intermediate timescale

Wenda Zhang, Weimin Yuan, Zhixing Ling +136

We report the discovery of a peculiar X-ray transient, EP240408a, by Einstein Probe (EP) and follow-up studies made with EP, Swift, NICER, GROND, ATCA and other ground-based multi-…

astro-ph.HE2024★ 2 cited

Soft X-ray emission from the classical nova AT 2018bej

A. Tavleev, L. Ducci, V. F. Suleimanov +4

Classical novae are known to demonstrate a supersoft X-ray source (SSS) state following outbursts, which is associated with residual thermonuclear burning on the white dwarf (WD) s…

astro-ph.HE2024★ 1 cited

The TRAPUM Small Magellanic Cloud pulsar survey with MeerKAT -- II. Nine new radio timing solutions and glitches from young pulsars

E. Carli, D. Antonopoulou, M. Burgay +17

We report new radio timing solutions from a three-year observing campaign conducted with the MeerKAT and Murriyang telescopes for nine Small Magellanic Cloud pulsars, increasing th…

astro-ph.HE2024★ 1 cited

Einstein Probe discovery of EP J005245.1-722843: a rare BeWD binary in the Small Magellanic Cloud?

A. Marino, H. Yang, F. Coti Zelati +32

On May 27 2024, the Wide-field X-ray Telescope onboard the Einstein Probe (EP) mission detected enhanced X-ray emission from a new transient source in the Small Magellanic Cloud (S…

astro-ph.HE2024

eRASSUJ060839.5-704014: A double degenerate ultra-compact binary in the direction of the LMC

C. Maitra, F. Haberl, G. Vasilopoulos +7

Context. During four all-sky surveys (eRASS1--4), eROSITA, the soft X-ray instrument aboard Spektrum-Roentgen-Gamma (SRG) detected a new supersoft X-ray source, eRASSU J060839.5-70…

astro-ph.HE2024★ 3 cited

The more the merrier: SRG/eROSITA discovers two further galaxies showing X-ray quasi-periodic eruptions

R. Arcodia, Z. Liu, A. Merloni +20

X-ray quasi-periodic eruptions (QPEs) are a novel addition to the group of extragalactic transients. In this work, we report the discovery of two further galaxies showing QPEs, eRO…

astro-ph.HE2024★ 371 cited

The SRG/eROSITA all-sky survey: First X-ray catalogues and data release of the western Galactic hemisphere

A. Merloni, G. Lamer, T. Liu +142

The eROSITA telescope array aboard the Spektrum Roentgen Gamma (SRG) satellite began surveying the sky in December 2019, with the aim of producing all-sky X-ray source lists and sk…

astro-ph.HE2024★ 3 cited

The eROSITA DR1 variability catalogue

Th. Boller, M. Salvato, J. Buchner +14

With its first All-Sky Survey (eRASS1), the extended ROentgen Survey with an Imaging Telescope Array (eROSITA) on board the Spectrum-Roentgen-Gamma (SRG) mission has offered an unp…

astro-ph.HE2023★ 6 cited

The High Energy X-ray Probe (HEX-P): Studying Extreme Accretion with Ultraluminous X-ray Sources

Matteo Bachetti, Matthew J. Middleton, Ciro Pinto +25

Ultraluminous X-ray sources (ULXs) represent an extreme class of accreting compact objects: from the identification of some of the accretors as neutron stars to the detection of po…

astro-ph.HE2023★ 1 cited

The High Energy X-ray Probe (HEX-P): A New Window into Neutron Star Accretion

R. M. Ludlam, C. Malacaria, E. Sokolova-Lapa +15

Accreting neutron stars (NSs) represent a unique laboratory for probing the physics of accretion in the presence of strong magnetic fields ( G). Additionally, the ma…

astro-ph.HE2023★ 12 cited

A helium-burning white dwarf binary as a supersoft X-ray source

J. Greiner, C. Maitra, F. Haberl +12

Type Ia supernovae are cosmic distance indicators, and the main source of iron in the Universe, but their formation paths are still debated. Several dozen supersoft X-ray sources,…

astro-ph.HE2023★ 7 cited

SRG/eROSITA-triggered XMM-Newton observations of three Be/X-ray binaries in the LMC: Discovery of X-ray pulsations

F. Haberl, C. Maitra, D. Kaltenbrunner +11

Using data from eROSITA, the soft X-ray instrument aboard Spectrum-Roentgen-Gamma (SRG), we report the discovery of two new hard transients, eRASSU J050810.4-660653 and eRASSt J044…

astro-ph.HE2023★ 19 cited

Study of the excess Fe XXV line emission in the central degrees of the Galactic centre using XMM-Newton data

K. Anastasopoulou, G. Ponti, M. C. Sormani +14

The diffuse Fe XXV (6.7 keV) line emission observed in the Galactic ridge is widely accepted to be produced by a superposition of a large number of unresolved X-ray point sources.…

astro-ph.HE2022

eRASSt J040515.6-745202, an X-ray burster in the Magellanic Bridge

F. Haberl, G. Vasilopoulos, C. Maitra +13

During the third all-sky survey (eRASS3), eROSITA, the soft X-ray instrument aboard Spectrum-Roentgen-Gamma, detected a new hard X-ray transient, eRASSt J040515.6-745202, in the di…

astro-ph.HE2022★ 6 cited

Broadband study and the discovery of pulsations from the Be/X-ray binary eRASSU J052914.9-662446 in the Large Magellanic Cloud

C. Maitra, D. Kaltenbrunner, F. Haberl +12

Context. The Magellanic Clouds are our nearest star-forming galaxies. While the population of high-mass X-ray binaries (HMXBs) in the Small Magellanic Cloud (SMC) is relatively wel…

astro-ph.HE2022★ 5 cited

An X-ray view of the 2021 outburst of SXP 15.6: constraints on the binary orbit and magnetic field of the Neutron Star

G. Vasilopoulos, G. K. Jaisawal, C. Maitra +3

We conducted a spectral and temporal analysis of X-ray data from the Be X-ray binary pulsar SXP 15.6 located in the Small Magellanic Cloud based on NuSTAR, NICER and Swift observat…

astro-ph.HE2022★ 36 cited

Mysterious Odd Radio Circle near the Large Magellanic Cloud -- An Intergalactic Supernova Remnant?

Miroslav D. Filipović, J. L. Payne, R. Z. E. Alsaberi +48

We report the discovery of J0624-6948, a low-surface brightness radio ring, lying between the Galactic Plane and the Large Magellanic Cloud (LMC). It was first detected at 888 MHz…

astro-ph.HE2021

New XMM-Newton observations of faint, evolved supernova remnants in the Large Magellanic Cloud

P. J. Kavanagh, M. Sasaki, M. D. Filipovic +5

The Large Magellanic Cloud (LMC) hosts a rich population of supernova remnants (SNRs), our knowledge of which is the most complete of any galaxy. However, there remain many candida…