Astronomy & Astrophysics
@aanda-journal.bsky.social
Astronomy & Astrophysics is an international journal publishing papers on the latest findings from the astronomy and astrophysics community
https://www.aanda.org/
https://www.aanda.org/
Highlight: The large-scale kinematics of young stars in the Milky Way disc: First results from SDSS-V
by Eleonora Zari, Jaime Villaseñor, Marina Kounkel, et al. 2025, A&A, 703, A303
www.aanda.org/2025-highlig...
by Eleonora Zari, Jaime Villaseñor, Marina Kounkel, et al. 2025, A&A, 703, A303
www.aanda.org/2025-highlig...
November 28, 2025 at 10:20 AM
Highlight: The large-scale kinematics of young stars in the Milky Way disc: First results from SDSS-V
by Eleonora Zari, Jaime Villaseñor, Marina Kounkel, et al. 2025, A&A, 703, A303
www.aanda.org/2025-highlig...
by Eleonora Zari, Jaime Villaseñor, Marina Kounkel, et al. 2025, A&A, 703, A303
www.aanda.org/2025-highlig...
Featured image: HST+JWST color image of the cluster lens A370 (Diego, J. M., et al., 2025, A&A, 703, A207)
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www.aanda.org/component/is...
November 25, 2025 at 2:43 PM
Featured image: HST+JWST color image of the cluster lens A370 (Diego, J. M., et al., 2025, A&A, 703, A207)
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www.aanda.org/component/is...
Nanjing Univ. press release: Our Galaxy’s Primordial Dark Matter Halo is a Major Oddity
astronomy.nju.edu.cn/EN/NewsEvent...
Article by Li et al.: www.aanda.org/10.1051/0004...
astronomy.nju.edu.cn/EN/NewsEvent...
Article by Li et al.: www.aanda.org/10.1051/0004...
天文与空间科学学院 News & Events
Scientists reverse-engineer our Galaxy’s primordial dark matter halo for the first time, and it is nothing like cold dark matter halos.
astronomy.nju.edu.cn
November 25, 2025 at 2:41 PM
Nanjing Univ. press release: Our Galaxy’s Primordial Dark Matter Halo is a Major Oddity
astronomy.nju.edu.cn/EN/NewsEvent...
Article by Li et al.: www.aanda.org/10.1051/0004...
astronomy.nju.edu.cn/EN/NewsEvent...
Article by Li et al.: www.aanda.org/10.1051/0004...
Cologne Univ. press release: SOFIA discovers a ring of ionised carbon
www.uni-koeln.de/en/universit...
Article by Dannhauer et al.: www.aanda.org/10.1051/0004...
www.uni-koeln.de/en/universit...
Article by Dannhauer et al.: www.aanda.org/10.1051/0004...
A sparkling ‘Diamond Ring’ in space: Astronomers in Cologne unravel the mystery of a cosmic ring
The structure of gas and dust resembles a glowing diamond ring. Computer simulations and observations made on board the 'flying observatory' SOFIA are now able to explain the special shape .
www.uni-koeln.de
November 20, 2025 at 12:54 PM
Cologne Univ. press release: SOFIA discovers a ring of ionised carbon
www.uni-koeln.de/en/universit...
Article by Dannhauer et al.: www.aanda.org/10.1051/0004...
www.uni-koeln.de/en/universit...
Article by Dannhauer et al.: www.aanda.org/10.1051/0004...
Nicolaus Copernicus Uni. press release: On the trail of ultraviolet radiation in Ophiuchus
portal.umk.pl/en/article/o...
Article by Skretas et al.: www.aanda.org/10.1051/0004...
portal.umk.pl/en/article/o...
Article by Skretas et al.: www.aanda.org/10.1051/0004...
On the trail of ultraviolet radiation in Ophiuchus
On the trail of ultraviolet radiation in Ophiuchus
portal.umk.pl
November 17, 2025 at 3:19 PM
Nicolaus Copernicus Uni. press release: On the trail of ultraviolet radiation in Ophiuchus
portal.umk.pl/en/article/o...
Article by Skretas et al.: www.aanda.org/10.1051/0004...
portal.umk.pl/en/article/o...
Article by Skretas et al.: www.aanda.org/10.1051/0004...
Featured image: Simulation of a supernova remnant in Cygnus OB2 (Härer, L., et al., 2025, A&A, 703, A111)
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November 14, 2025 at 8:06 AM
Featured image: Simulation of a supernova remnant in Cygnus OB2 (Härer, L., et al., 2025, A&A, 703, A111)
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www.aanda.org/component/is...
AIP press release: Decades-old dark matter debate narrows thanks to dwarf galaxies
www.aip.de/en/news/dark...
Article by Júlio et al.: www.aanda.org/10.1051/0004...
www.aip.de/en/news/dark...
Article by Júlio et al.: www.aanda.org/10.1051/0004...
Decades-old dark matter debate narrows thanks to dwarf galaxies
An international team of researchers, led by the Leibniz Institute for Astrophysics Potsdam (AIP), has shed light on a decades-long debate about why galaxies rotate faster than expected, and whether t
www.aip.de
November 14, 2025 at 8:04 AM
AIP press release: Decades-old dark matter debate narrows thanks to dwarf galaxies
www.aip.de/en/news/dark...
Article by Júlio et al.: www.aanda.org/10.1051/0004...
www.aip.de/en/news/dark...
Article by Júlio et al.: www.aanda.org/10.1051/0004...
Oxford Univ. press release: Revolutionary AI System Achieves 600× Speed Breakthrough in Detection of Signals from Space
breakthroughlisten.web.ox.ac.uk/bl-holoscan
Article by Peter Xiangyuan Ma et al.: www.aanda.org/10.1051/0004...
breakthroughlisten.web.ox.ac.uk/bl-holoscan
Article by Peter Xiangyuan Ma et al.: www.aanda.org/10.1051/0004...
Revolutionary AI System Achieves 600× Speed Breakthrough in Detection of Signals from Space
breakthroughlisten.web.ox.ac.uk
November 14, 2025 at 8:03 AM
Oxford Univ. press release: Revolutionary AI System Achieves 600× Speed Breakthrough in Detection of Signals from Space
breakthroughlisten.web.ox.ac.uk/bl-holoscan
Article by Peter Xiangyuan Ma et al.: www.aanda.org/10.1051/0004...
breakthroughlisten.web.ox.ac.uk/bl-holoscan
Article by Peter Xiangyuan Ma et al.: www.aanda.org/10.1051/0004...
Featured image: INTEGRAL 20 yr all-sky map of positron 511 keV line (Yoneda, H., et al., 2025, A&A, 702, A220)
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www.aanda.org/component/is...
October 28, 2025 at 1:13 PM
Featured image: INTEGRAL 20 yr all-sky map of positron 511 keV line (Yoneda, H., et al., 2025, A&A, 702, A220)
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www.aanda.org/component/is...
IAA-CSIC press release: For the first time, a binary system with Earth-like planets transiting both stars has been discovered
www.iaa.csic.es/english/for-...
Article by Zúñiga-Fernández et al.: www.aanda.org/10.1051/0004...
www.iaa.csic.es/english/for-...
Article by Zúñiga-Fernández et al.: www.aanda.org/10.1051/0004...
For the first time, a binary system with Earth-like planets transiting both stars has been discovered | Instituto de Astrofísica de Andalucía
www.iaa.csic.es
October 28, 2025 at 1:12 PM
IAA-CSIC press release: For the first time, a binary system with Earth-like planets transiting both stars has been discovered
www.iaa.csic.es/english/for-...
Article by Zúñiga-Fernández et al.: www.aanda.org/10.1051/0004...
www.iaa.csic.es/english/for-...
Article by Zúñiga-Fernández et al.: www.aanda.org/10.1051/0004...
UNIGE press release: A curious planetary system around a red dwarf
www.unige.ch/sciences/ast...
Article by Parc et al.: www.aanda.org/10.1051/0004...
www.unige.ch/sciences/ast...
Article by Parc et al.: www.aanda.org/10.1051/0004...
A curious planetary system around a red dwarf - Department of Astronomy - UNIGE
Astronomers from the Geneva Observatory and the National Centre of Competence in Research PlanetS have discovered an unusual planetary system orbiting a small star – a red dwarf called TOI-756, locate...
www.unige.ch
October 22, 2025 at 7:58 AM
UNIGE press release: A curious planetary system around a red dwarf
www.unige.ch/sciences/ast...
Article by Parc et al.: www.aanda.org/10.1051/0004...
www.unige.ch/sciences/ast...
Article by Parc et al.: www.aanda.org/10.1051/0004...
Highlight: Stretch to stretch, dust to dust: Lower-value local H_0 measurements from the two-population modelling of type Ia supernovae
by Radosław Wojtak, Jens Hjorth 2025, A&A, 702, A176
www.aanda.org/2025-highlig...
by Radosław Wojtak, Jens Hjorth 2025, A&A, 702, A176
www.aanda.org/2025-highlig...
October 22, 2025 at 7:56 AM
Highlight: Stretch to stretch, dust to dust: Lower-value local H_0 measurements from the two-population modelling of type Ia supernovae
by Radosław Wojtak, Jens Hjorth 2025, A&A, 702, A176
www.aanda.org/2025-highlig...
by Radosław Wojtak, Jens Hjorth 2025, A&A, 702, A176
www.aanda.org/2025-highlig...
Astronomy & Astrophysics Awards 2026
The Board of Directors of Astronomy & Astrophysics (A&A) attributes two yearly Awards for outstanding research published in A&A by individuals in the initial stages of their careers.
Read more here: www.aanda.org/2025-press-r...
The Board of Directors of Astronomy & Astrophysics (A&A) attributes two yearly Awards for outstanding research published in A&A by individuals in the initial stages of their careers.
Read more here: www.aanda.org/2025-press-r...
October 15, 2025 at 1:50 PM
Astronomy & Astrophysics Awards 2026
The Board of Directors of Astronomy & Astrophysics (A&A) attributes two yearly Awards for outstanding research published in A&A by individuals in the initial stages of their careers.
Read more here: www.aanda.org/2025-press-r...
The Board of Directors of Astronomy & Astrophysics (A&A) attributes two yearly Awards for outstanding research published in A&A by individuals in the initial stages of their careers.
Read more here: www.aanda.org/2025-press-r...
IAC press release: IAC research reveals hidden structures and a turbulent past in one of the largest spiral galaxies in the Universe
www.iac.es/en/outreach/...
Article by Junais et al. www.aanda.org/10.1051/0004...
www.iac.es/en/outreach/...
Article by Junais et al. www.aanda.org/10.1051/0004...
IAC research reveals hidden structures and a turbulent past in one of the largest spiral galaxies in the Universe
Astronomers at the Instituto de Astrofísica de Canarias (IAC), using the 2-meter robotic Two-meter Twin Telescope (TTT) at the Teide Observatory, have obtained the deepest optical images ever taken of...
www.iac.es
October 15, 2025 at 1:49 PM
IAC press release: IAC research reveals hidden structures and a turbulent past in one of the largest spiral galaxies in the Universe
www.iac.es/en/outreach/...
Article by Junais et al. www.aanda.org/10.1051/0004...
www.iac.es/en/outreach/...
Article by Junais et al. www.aanda.org/10.1051/0004...
Featured image: Deep imaging reveals new faint features of Malin 2 (Junais, et al., 2025, A&A, 702, A136)
www.aanda.org/component/is...
www.aanda.org/component/is...
October 15, 2025 at 1:47 PM
Featured image: Deep imaging reveals new faint features of Malin 2 (Junais, et al., 2025, A&A, 702, A136)
www.aanda.org/component/is...
www.aanda.org/component/is...
Featured image: Simulation of magnetic instability in red giant cores (Meduri, D. G., et al., 2025, A&A, 702, A44)
www.aanda.org/component/is...
www.aanda.org/component/is...
October 8, 2025 at 9:37 AM
Featured image: Simulation of magnetic instability in red giant cores (Meduri, D. G., et al., 2025, A&A, 702, A44)
www.aanda.org/component/is...
www.aanda.org/component/is...
INSU press release: Detection of a complex magnetic field on the surface of the intermediate-mass star Vega
www.insu.cnrs.fr/sites/instit...
Article by Böhm et al.: www.aanda.org/10.1051/0004...
www.insu.cnrs.fr/sites/instit...
Article by Böhm et al.: www.aanda.org/10.1051/0004...
www.insu.cnrs.fr
October 3, 2025 at 7:39 AM
INSU press release: Detection of a complex magnetic field on the surface of the intermediate-mass star Vega
www.insu.cnrs.fr/sites/instit...
Article by Böhm et al.: www.aanda.org/10.1051/0004...
www.insu.cnrs.fr/sites/instit...
Article by Böhm et al.: www.aanda.org/10.1051/0004...
ALMA press release: ALMA pinpoints the radio signature of a planetary growth
www.almaobservatory.org/en/press-rel...
Article by Domínguez-Jamett et al.: www.aanda.org/10.1051/0004...
www.almaobservatory.org/en/press-rel...
Article by Domínguez-Jamett et al.: www.aanda.org/10.1051/0004...
ALMA pinpoints the radio signature of planetary growth | ALMA Observatory
New multi-frequency observations reveal that the growing giant planet PDS 70c shines in radio waves not from dust, but from ionized gas in its environment. Highlights Astronomers using the Atacama Lar...
www.almaobservatory.org
October 2, 2025 at 9:02 AM
ALMA press release: ALMA pinpoints the radio signature of a planetary growth
www.almaobservatory.org/en/press-rel...
Article by Domínguez-Jamett et al.: www.aanda.org/10.1051/0004...
www.almaobservatory.org/en/press-rel...
Article by Domínguez-Jamett et al.: www.aanda.org/10.1051/0004...
Featured image: ALMA imaging and spectrum of protoplanet PDS70c (Domínguez-Jamett. O., et al., 2025, A&A, 702, A18)
www.aanda.org/component/is...
www.aanda.org/component/is...
October 1, 2025 at 8:48 AM
Featured image: ALMA imaging and spectrum of protoplanet PDS70c (Domínguez-Jamett. O., et al., 2025, A&A, 702, A18)
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www.aanda.org/component/is...
ESA press release: Gaia discovers our Galaxy's great wave
www.esa.int/Science_Expl...
Article by Poggio et al.: www.aanda.org/10.1051/0004...
www.esa.int/Science_Expl...
Article by Poggio et al.: www.aanda.org/10.1051/0004...
Gaia discovers our galaxy’s great wave
Our Milky Way galaxy never sits still: it rotates and wobbles. And now, data from the European Space Agency’s Gaia space telescope reveal that our galaxy also has a giant wave rippling outwards from i...
www.esa.int
October 1, 2025 at 8:44 AM
ESA press release: Gaia discovers our Galaxy's great wave
www.esa.int/Science_Expl...
Article by Poggio et al.: www.aanda.org/10.1051/0004...
www.esa.int/Science_Expl...
Article by Poggio et al.: www.aanda.org/10.1051/0004...
Dublin Univ. press release: Northern Lights feature in today’s weather report… from a rogue planet
www.tcd.ie/news_events/...
Article by Nasedkin et al.: www.aanda.org/10.1051/0004...
www.tcd.ie/news_events/...
Article by Nasedkin et al.: www.aanda.org/10.1051/0004...
www.tcd.ie
September 26, 2025 at 8:35 AM
Dublin Univ. press release: Northern Lights feature in today’s weather report… from a rogue planet
www.tcd.ie/news_events/...
Article by Nasedkin et al.: www.aanda.org/10.1051/0004...
www.tcd.ie/news_events/...
Article by Nasedkin et al.: www.aanda.org/10.1051/0004...
Reposted by Astronomy & Astrophysics
Clarivate has corrected A&A’s @aanda-journal.bsky.social Impact Factor from 5.8 to 6.1, after missing citations from the Gaia DR3 article were identified.
As A&A’s publisher, we welcome this update, but real impact goes beyond metrics.
bit.ly/3IehV5r
As A&A’s publisher, we welcome this update, but real impact goes beyond metrics.
bit.ly/3IehV5r
September 24, 2025 at 2:11 PM
Clarivate has corrected A&A’s @aanda-journal.bsky.social Impact Factor from 5.8 to 6.1, after missing citations from the Gaia DR3 article were identified.
As A&A’s publisher, we welcome this update, but real impact goes beyond metrics.
bit.ly/3IehV5r
As A&A’s publisher, we welcome this update, but real impact goes beyond metrics.
bit.ly/3IehV5r
EHT press release: New EHT Images Reveal Unexpected Polarization Flips at M87*
eventhorizontelescope.org/new-eht-imag...
Article by The Event Horizon Telescope Collaboration: www.aanda.org/10.1051/0004...
eventhorizontelescope.org/new-eht-imag...
Article by The Event Horizon Telescope Collaboration: www.aanda.org/10.1051/0004...
New EHT Images Reveal Unexpected Polarization Flips at M87* | Event Horizon Telescope
eventhorizontelescope.org
September 19, 2025 at 2:07 PM
EHT press release: New EHT Images Reveal Unexpected Polarization Flips at M87*
eventhorizontelescope.org/new-eht-imag...
Article by The Event Horizon Telescope Collaboration: www.aanda.org/10.1051/0004...
eventhorizontelescope.org/new-eht-imag...
Article by The Event Horizon Telescope Collaboration: www.aanda.org/10.1051/0004...
MPIA press release: “Black Hole Stars” could solve JWST riddle of overly massive early galaxie
www.mpia.de/news/science...
Article by de Graaff et al. www.aanda.org/10.1051/0004...
www.mpia.de/news/science...
Article by de Graaff et al. www.aanda.org/10.1051/0004...
“Black Hole Stars” could solve JWST riddle of overly massive early galaxies
A newly discovered distant object that astronomers have dubbed “The Cliff” could solve a riddle posed by some of the first observations of the distant universe with the James Webb Space Telescope, rel...
www.mpia.de
September 19, 2025 at 6:36 AM
MPIA press release: “Black Hole Stars” could solve JWST riddle of overly massive early galaxie
www.mpia.de/news/science...
Article by de Graaff et al. www.aanda.org/10.1051/0004...
www.mpia.de/news/science...
Article by de Graaff et al. www.aanda.org/10.1051/0004...
UNIGE press release: The ATREIDES program in search of lost exo-Neptunes www.unige.ch/medias/en/20...
Article by Bourrier et al.: www.aanda.org/10.1051/0004...
Article by Bourrier et al.: www.aanda.org/10.1051/0004...
The ATREIDES program in search of lost exo-Neptunes - Medias - UNIGE
www.unige.ch
September 18, 2025 at 2:02 PM
UNIGE press release: The ATREIDES program in search of lost exo-Neptunes www.unige.ch/medias/en/20...
Article by Bourrier et al.: www.aanda.org/10.1051/0004...
Article by Bourrier et al.: www.aanda.org/10.1051/0004...