🦜 Astronomy & Astrophysics (A&A)
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Astronomy & Astrophysics (A&A) is an international journal which publishes papers on all aspects of astronomy and astrophysics
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What can the light from Vesta’s avalanches tell us?
https://www.aanda.org/2026-press-releases/3207-what-can-the-light-from-vesta-s-avalanches-tell-us
Published: June 25, 2026 07:00
IPGP press release
Based on the article "Bayesian inversion of the Hapke model on (4) Vesta’s avalanches and ejecta: Photometric constraints on regolith evolution", by D. T. Nguyen et al.
Published in Astronomy & Astrophysics, 2026, 710,…
Will Earth survive the Sun's death? New study by KU Leuven astronomers suggests it might
https://www.aanda.org/2026-press-releases/3202-will-earth-survive-the-sun-s-death-new-study-by-ku-leuven-astronomers-suggests-it-might
Published: June 19, 2026 07:00
KU Leuven press release
Based on the article "The fate of Earth during the Sun’s giant phases. New constraints from ab initio tidal modelling and AGB mass loss", by M. Esseldeurs et al.
Published in Astronomy & Astrophysics, 2026, 710, L26
A study determines the precise speed of the star that will meet the Sun in 1.3 million years
https://www.aanda.org/2026-press-releases/3204-a-study-determines-the-precise-speed-of-the-star-that-will-meet-the-sun-in-1-3-million-years
Published: June 19, 2026 07:00
Credit: Michael Osadciw/University of Rochester
ICE-CSIC press release
Based on the article "Stellar encounters in the solar neighbourhood and the special case of GJ 710", by E. Fernandez-Puig et al.
Published in Astronomy &…
A&A publishes statement on the use of AI-assisted technologies
https://www.aanda.org/2026-press-releases/3203-a-a-publishes-statement-on-the-use-of-ai-assisted-technologies
Published: June 18, 2026 06:00
Astronomy & Astrophysics has published a statement on the use of artificial intelligence (AI)-assisted technologies by authors in the journal.
Galaxies that don’t shine: simulations predict a hidden population in the nearby universe
https://www.aanda.org/2026-press-releases/3198-galaxies-that-don-t-shine-simulations-predict-a-hidden-population-in-the-nearby-universe
Published: June 12, 2026 07:00
Credit: G. García Bethencourt (ULL) & G. Pérez Díaz (IAC)
IAC press release
Based on the article "Hi-bearing dark galaxy predictions from constrained Local Group simulations: How many and where to find them", by G.…
Galactic Neighbour caught strongly disturbed and expanding
https://www.aanda.org/2026-press-releases/3197-galactic-neighbour-caught-strongly-disturbed-and-expanding
Published: June 11, 2026 07:00
Credit: ESO/VISTA VMC/ AIP/ S. Vijayasree
AIP press release
Based on the article "The VMC survey. LV. The coherent expansion of the SMC", by S. Vijayasree et al.
Published in Astronomy & Astrophysics, 2026, 701, L20
Brightening Detected in a Newborn Active Galactic Nucleus
https://www.aanda.org/2026-press-releases/3195-stsci-scientists-surprised-to-find-brightness-gap-in-ancient-star-cluster-2
Published: June 5, 2026 07:00
Credit: Shan Li; AI-generated background with VLA and KVN data
KASI press release
Based on the article "Constraining the magnetic field strength of a flaring radio core in the compact steep spectrum source 3C 138", by S. Li et al.…
STScI Scientists Surprised to Find Brightness ‘Gap’ in Ancient Star Cluster
https://www.aanda.org/2026-press-releases/3194-stsci-scientists-surprised-to-find-brightness-gap-in-ancient-star-cluster
Published: June 3, 2026 07:00
Credits: ESA/Euclid/Euclid Consortium/NASA, image processing by J.-C. Cuillandre (CEA Paris-Saclay), G. Anselmi
STScI press release
Based on the article "Euclid: Early Release Observations – Internal kinematics and the…
The spinning origins of a planetary system
https://www.aanda.org/2026-press-releases/3193-the-spinning-origins-of-a-planetary-system
Published: June 1, 2026 07:00
Copyright: ESO/A. Boccaletti et al.
ESO press release
Based on the article "Destructuring the disk of AB Aurigae: Dynamics and accretion", by A. Boccaletti et al.
To be published in Astronomy & Astrophysics
UCM Astrophysicists Discover How Supermassive Black Hole Jets ‘Deceive’ Us
https://www.aanda.org/2026-press-releases/3191-ucm-astrophysicists-discover-how-supermassive-black-hole-jets-deceive-us
Published: May 28, 2026 07:00
UCM press release
Based on the article "Spectral hardening revealed by geometric de-boosting in the masked jet of PKS 2155−304", by A. Domínguez et al.
Published in Astronomy & Astrophysics, 2026, 709, A206
NASA’s Fermi Glimpses Power Source of Supercharged Supernovae
https://www.aanda.org/2026-press-releases/3187-nasa-s-fermi-glimpses-power-source-of-supercharged-supernovae
Published: May 20, 2026 07:00
Credit: NASA/F. Acero et al./NOT+ALFSOC/Bose et al.
NASA press release
Based on the article "Gamma-ray signature of superluminous supernovae: Fermi-LAT GeV detection of SN 2017egm and evidence of a central engine", by F. Acero et…
Astronomy & Astrophysics to remain Open Access in 2026 under Subscribe to Open
https://www.aanda.org/2026-press-releases/3188-astronomy-astrophysics-to-remain-open-access-in-2026-under-subscribe-to-open
Published: May 13, 2026 12:51
Paris, France, 13 May 2026. The Board of Directors of Astronomy & Astrophysics (A&A) and EDP Sciences are pleased to announce that A&A will remain fully open access in 2026 under the Subscribe to Open (S2O) model, following sufficient renewal support from…
Stellar Orbits Reveal the Secrets of Eruptions Near Black Holes
https://www.aanda.org/2026-press-releases/3186-stellar-orbits-reveal-the-secrets-of-eruptions-near-black-holes
Published: May 12, 2026 07:00
MUNI SCI press release
Based on the article "Evolution of quasi-periodic eruptions in the post-tidal disruption event accretion disk perturbed by an orbiting star", by M. Mondek et al.
Published in Astronomy & Astrophysics, 2026, 709, A147
NASA’s Roman Poised to Transform Hunt for Elusive Neutron Stars
https://www.aanda.org/2026-press-releases/3184-nasa-s-roman-poised-to-transform-hunt-for-elusive-neutron-stars
Published: May 5, 2026 12:00
Credit: NASA, STScI, Ralf Crawford (STScI)
STScI press release
NASA press release
LLNL press release
Based on the article "Astrometric microlensing probes of the isolated neutron star population with Roman",…
Baryons at the Edge: SRG/eROSITA Survey Detects “Missing” Cosmic Gas at the Outskirts of Galaxy Clusters
https://www.aanda.org/2026-press-releases/3183-baryons-at-the-edge-srg-erosita-survey-detects-missing-cosmic-gas-at-the-outskirts-of-galaxy-clusters
Published: May 5, 2026 07:00
Credit: Xiaoyuan Zhang / MPE
MPE press release
Based on the article "The SRG/eROSITA All-Sky Survey. Detection of shock-heated gas beyond the halo boundary into the accretion region", by X. Zhang et al.
Published in…
Unraveling the Mass Mystery of Orion's Young Stars
https://www.aanda.org/2026-press-releases/3182-unraveling-the-mass-mystery-of-orion-s-young-stars
Published: April 24, 2026 07:00
Credit: NSF/AUI/NSF NRAO/M.Weiss; CC by 4.0 Unported license
NRAO press release
Based on the article "Dynamical masses of young stellar objects with the VLBA: DYNAMO-VLBA. Radio binary stars in Orion", by S. A. Dzib et al.
…
The Edge of the Milky Way's Star-Forming Disc Revealed
https://www.aanda.org/2026-press-releases/3181-the-edge-of-the-milky-way-s-star-forming-disc-revealed
Published: April 23, 2026 07:00
University of Malta press release
Based on the article "The edge of the Milky Way’s star-forming disc: Evidence from a ‘U-shaped’ stellar age profile", by K. Fiteni et al.
Published in Astronomy & Astrophysics, 2026, 708, A252
A&A announces 2026 Awards for outstanding early-career researchers
https://www.aanda.org/2026-press-releases/3180-a-a-announces-2026-awards-for-outstanding-early-career-researchers
Published: April 22, 2026 12:41
On 20 April 2026, the Board of Astronomy & Astrophysics (A&A) finalised its selection for this year’s A&A Awards, recognising exceptional work by early-career researchers in the field.
Starquakes and the Archaeology of Stellar Magnetism
https://www.aanda.org/2026-press-releases/3178-starquakes-and-the-archaeology-of-stellar-magnetism
Published: April 14, 2026 07:00
Copyright: Lukas Einramhof
ISTA press release
Based on the article "Magneto-archeology of white dwarfs. Revisiting the fossil field scenario with observational constraints during the red giant branch", by L. Einramhofet al.
…
Call for New Associate Editors (April 2026)
https://www.aanda.org/2026-press-releases/3176-call-for-new-associate-editors-april-2026
Published: April 2, 2026 14:31
The Board of Directors of Astronomy & Astrophysics invites applications for four Associate Editor positions in the following broad research areas:
One position in planetary science and exoplanets
One position in solar physics
One position in interstellar…
Cosmic Storms in Obscured Quasars Revealed by GTC
https://www.aanda.org/2026-press-releases/3174-cosmic-storms-in-obscured-quasars-revealed-by-gtc
Published: April 1, 2026 07:00
Credit: Gabriel Pérez Díaz (IAC)
IAC press release
Based on the article "QSOFEED: Investigating warm molecular, low- and high-ionization atomic gas in six type-2 quasars with GTC/EMIR", by P. H. Cezar et al.
Published in…
A star more evolved than the main source in the IRAS 18162−2048 region has been identified
https://www.aanda.org/2026-press-releases/3173-a-star-more-evolved-than-the-main-source-in-the-iras-18162-2048-region-has-been-identified
Published: March 31, 2026 07:00
Credit: Rubén Fedriani (Artist's impression)
IAA-CSIC press release
Based on the article "Diverse stages of star formation in the IRAS 18162-2048 region. Emergence of UV feedback", by R. Fedriani et al.
Published in…
How Supercomputers Are Rewriting the History of Globular Star Clusters
https://www.aanda.org/2026-press-releases/3172-how-supercomputers-are-rewriting-the-history-of-globular-star-clusters
Published: March 30, 2026 07:00
ObAS-Unistra press release
Based on the article "ROLLIN’: Rotating globular cluster simulations. I. The kinematic evolution of realistic direct N-body models", by P. Bianchini et al.
Published in Astronomy & Astrophysics, 2026, 708, A10
XRISM solves famous star's 50-year mystery
https://www.aanda.org/2026-press-releases/3171-xrism-solves-famous-star-s-50-year-mystery
Published: March 24, 2026 08:00
Copyright: ESA
ESA press release
Liège University press release
Based on the article "Orbital motion detected in γ Cas Fe K emission lines", by Y. Nazé et al.
Published in Astronomy & Astrophysics, 2026, 707,…
We are not alone: our Sun escaped together with stellar "twins" from galaxy center
https://www.aanda.org/2026-press-releases/3169-we-are-not-alone-our-sun-escaped-together-with-stellar-twins-from-galaxy-center
Published: March 12, 2026 09:01
Credit: NAOJ
EurekAlert press release
Based on the articles
"Solar twins in Gaia DR3 GSP-Spec. I. Building a large catalog of solar twins with ages", by D. Taniguchi et al.
"Solar twins in Gaia DR3 GSP-Spec. II. Age distribution…
An intriguing multi-planet system around the nearby K dwarf HIP-99452
https://www.aanda.org/2026-press-releases/3168-an-intriguing-multi-planet-system-around-the-nearby-k-dwarf-hip-99452
Published: March 10, 2026 08:00
Credits: G. Andreuzzi (INAF) & Google Gemini
INAF press release
TNG press release
Based on the article "The GAPS programme at TNG. LXXI. A sub-Neptune suitable for atmospheric characterization in a multiplanet and mutually…
Update on the 2026 A&A Awards Announcement
https://www.aanda.org/2026-press-releases/3166-update-on-the-2026-a-a-awards-announcement
Published: March 5, 2026 09:00
Astronomy & Astrophysics has received a particularly high number of applications for the 2026 A&A Awards. We thank the community for this strong response and for the continued trust of early-career researchers in choosing to publish their work in Astronomy…
How old is the Universe? The oldest stars give us a clue
https://www.aanda.org/2026-press-releases/3165-how-old-is-the-universe-the-oldest-stars-give-us-a-clue
Published: March 5, 2026 08:00
Credit: E. Tomasetti
AIP Potsdam press release
Based on the article "The oldest Milky Way stars: New constraints on the age of the Universe and the Hubble constant", by E. Tomasetti et al.
Published in Astronomy &…
A surprisingly large asymmetric ejection from Mira A
https://www.aanda.org/2026-press-releases/3163-a-surprisingly-large-asymmetric-ejection-from-mira-a
Published: March 2, 2026 08:00
Chalmers University press release
Based on the article "Well-known star has become a heart-shaped cosmic lighthouse", by T. Khouri et al.
Published in Astronomy & Astrophysics, 2026, 707, A162
New evidence that smaller galaxies also experience cosmic cannibalism
https://www.aanda.org/2026-press-releases/3164-new-evidence-that-smaller-galaxies-also-experience-cosmic-cannibalism
Published: February 27, 2026 09:00
Credit: Joanna Sakowska, Giuseppe Donatiello
IAA-CSIC press release
Based on the article "Stellar streams around dwarf galaxies in the local Universe", by J. D. Sakowska et al.
Published in Astronomy & Astrophysics, 2026,…
Phobos, the Doomed Moon: Why Mars Will Erode and Then Disrupt Its Satellite
https://www.aanda.org/2026-press-releases/3158-phobos-the-doomed-moon-why-mars-will-erode-and-then-disrupt-its-satellite
Published: February 24, 2026 08:00
Côte d’Azur Observatory press release
Based on the article "Tidal disruptions of rubble piles: The case of Phobos", by H. Agrusa and P. Michel
Published in Astronomy & Astrophysics, 2026, 706, A353
University of Liège Scientists Reveals Similarities Between Auroras on Ganymede and Earth
https://www.aanda.org/2026-press-releases/3156-university-of-liege-scientists-reveals-similarities-between-auroras-on-ganymede-and-earth
Published: February 18, 2026 08:00
Liège University press release
Based on the article "Juno’s high-spatial-resolution ultraviolet observations of Ganymede’s auroral patches. Constraints on the magnetospheric source region", by A. Moirano et al.
Published in Astronomy &…
An unprecedented signal around HD 206893 B: an exomoon candidate revealed by high-precision astrometry
https://www.aanda.org/2026-press-releases/3151-an-unprecedented-signal-around-hd-206893-b-an-exomoon-candidate-revealed-by-high-precision-astrometry
Published: January 30, 2026 07:00
(Artist’s impression)
Paris Observatory - PSL press release
Based on the article "Exomoon search with VLTI/GRAVITY around the substellar companion HD 206893 B", by Q. Kral et al.
Published in Astronomy & Astrophysics, 2026, 705,…
Probing the jet base of M87's supermassive black hole
https://www.aanda.org/2026-press-releases/3150-probing-the-jet-base-of-m87-s-supermassive-black-hole
Published: January 28, 2026 08:00
Credit: Saurabh et al. / EHT Collaboration
MPIfR press release
Based on the articles "Probing jet base emission of M87* with the 2021 Event Horizon Telescope observations", by Saurabh et al.
Published in Astronomy & Astrophysics,…
ICCUB astronomers lead the largest study on massive runaway stars including rotation and binarity in the Milky Way
https://www.aanda.org/2026-press-releases/3149-iccub-astronomers-lead-the-largest-study-on-massive-runaway-stars-including-rotation-and-binarity-in-the-milky-way
Published: January 27, 2026 08:00
Credit: M. Carretero-Castrillo; M. Garlick/Science Photo Library/Getty Images; T. Wada/4D2U Project, NAOJ/Science/AAAS
Barcelona University (ICCUB) press release
Based on the articles "An observational study of rotation and binarity of…
Cosmic fireworks 12 billion light-years away: a record-breaking survey by IRAM's 30-meter telescope
https://www.aanda.org/2026-press-releases/3148-cosmic-fireworks-12-billion-light-years-away-a-record-breaking-survey-by-iram-s-30-meter-telescope
Published: January 26, 2026 08:00
Copyright : G. Lagache & A. Beelen
IRAM press release
Based on the articles
"NIKA2 Cosmological Legacy Survey. First measurement of the confusion noise at the IRAM 30 m telescope", by N. Ponthieu et al.
"Overdense fireworks…
Magnetic avalanches power solar flares
https://www.aanda.org/2026-press-releases/3145-magnetic-avalanches-power-solar-flares
Published: January 21, 2026 08:00
Credit: ESA & NASA/Solar Orbiter/EUI Team
ESA press release
Based on the article "A magnetic avalanche as the central engine powering a solar flare", by L. P. Chitta et al.
Published in Astronomy & Astrophysics, 2026, 705, A113
ALMA Reveals Teenage Years of New Worlds
https://www.aanda.org/2026-press-releases/3144-alma-reveals-teenage-years-of-new-worlds
Published: January 20, 2026 08:00
Credit: Sebastian Marino, Sorcha Mac Manamon, and the ARKS collaboration
NRAO press release
Based on the articles
"The ALMA survey to Resolve exoKuiper belt Substructures (ARKS). I. Motivation, sample, data reduction, and results…
Intermediate-mass black hole incubators in galactic central regions
https://www.aanda.org/2026-press-releases/3142-intermediate-mass-black-hole-incubators-in-galactic-central-regions
Published: January 14, 2026 10:00
Credit: ESO/Nogueras-Lara et al.
Matfyz press release
Based on the article "Intermediate-mass black hole incubators. Gas accretion onto stellar black hole clusters in galactic central molecular zones", by J. Haas et al.
…
Event Horizon Telescope maps twisting magnetic fields near the supermassive binary black hole candidate OJ287
https://www.aanda.org/2026-press-releases/3141-event-horizon-telescope-maps-twisting-magnetic-fields-near-the-supermassive-binary-black-hole-candidate-oj287
Published: January 8, 2026 08:00
Credit: EHT Collaboration / E. Traianou
EHT press release
Based on the article "Spatially resolved polarization swings in the supermassive binary black hole candidate OJ 287 with first Event Horizon Telescope observations", by J. L.…
Statement of the A&A Board of Directors and Editors
https://www.aanda.org/2026-press-releases/2485-statement-of-the-a-a-board-of-directors-and-editors
Published: March 15, 2022 15:04
The Board of Directors and the Editors of Astronomy & Astrophysics are deeply appalled by and concerned with the recent events in Ukraine where the sovereignty and independence of the country and the freedom and the lives of its citizens are suffering…