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aanda-journal.bsky.social
Astronomy & Astrophysics
@aanda-journal.bsky.social
88 followers 3 following 67 posts
Astronomy & Astrophysics is an international journal publishing papers on the latest findings from the astronomy and astrophysics community
https://www.aanda.org/
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aanda-journal.bsky.social
Featured image: Diffuse X-rays near PeVatron 1LHAASO J1740+0948u (Brunelli, G., et al., 2025, A&A, 704, A30)
www.aanda.org/component/is...
December 12, 2025 at 10:05 AM
aanda-journal.bsky.social
SRON press release: Flaring black hole whips up ultra-fast winds
www.sron.nl/en/actueel/e...

Article by Gu et al.: www.aanda.org/10.1051/0004...
Black hole outburst observed similar to outbursts on the Sun - SRON | Space Research Organisation Netherlands
A team of astronomers, led by SRON, has observed a sudden outburst of matter near the supermassive black hole NGC 3783 at speeds reaching up to 20% of the speed of light.
www.sron.nl
December 12, 2025 at 10:03 AM
aanda-journal.bsky.social
Featured image: The 8 lensed quasars used for measuring H0 (TDCOSMO Collaboration, 2025, A&A, 704, A63)
www.aanda.org/component/is...
December 10, 2025 at 10:39 AM
aanda-journal.bsky.social
W. M. Keck obs. press release: Astronomers Sharpen the Universe’s Expansion Rate, Deepening a Cosmic Mystery
keckobservatory.org/hubble-tensi...

Article by TDCOSMO Collaboration: www.aanda.org/10.1051/0004...
Astronomers Sharpen the Universe’s Expansion Rate, Deepening a Cosmic Mystery – W. M. Keck Observatory
keckobservatory.org
December 9, 2025 at 8:56 AM
aanda-journal.bsky.social
MPIA press release: SPHERE’s debris disk gallery: tell-tale signs of dust and small bodies in distant solar systems
www.mpia.de/6294836/news...

Article by Engler et al.: www.aanda.org/10.1051/0004...
SPHERE’s debris disk gallery: tell-tale signs of dust and small bodies in distant solar systems
Images of dust around distant exoplanets provide a glimpse of asteroids and comets in other solar systems.
www.mpia.de
December 8, 2025 at 2:24 PM
aanda-journal.bsky.social
ALMA press release: ALMA Reveals 57 Faces of a Dying Star
www.almaobservatory.org/en/press-rel...

Article by Ohnaka et al.: www.aanda.org/10.1051/0004...
ALMA Reveals 57 Faces of a Dying Star | ALMA Observatory
Astronomers expose complex flows and chemistry in W Hydrae Highlights Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have obtained detailed radio images of a dying star’s at...
www.almaobservatory.org
December 5, 2025 at 9:33 AM
aanda-journal.bsky.social
Cologne Univ. press release: Stars defy the black hole - Stable orbits of dusty objects around Sagittarius A*
www.uni-koeln.de/en/universit...

Article by Peißker et al.: www.aanda.org/10.1051/0004...
Stars defy the black hole: research in Cologne shows stable orbits around Sagittarius A*
New observations made with the ERIS instrument at the Very Large Telescope facility disprove the assumption that the supermassive black hole at the centre of the Milky Way devours nearby dust objects.
www.uni-koeln.de
December 3, 2025 at 2:27 PM
aanda-journal.bsky.social
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...
November 28, 2025 at 10:20 AM
aanda-journal.bsky.social
Featured image: HST+JWST color image of the cluster lens A370 (Diego, J. M., et al., 2025, A&A, 703, A207)
www.aanda.org/component/is...
November 25, 2025 at 2:43 PM
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
Featured image: Simulation of a supernova remnant in Cygnus OB2 (Härer, L., et al., 2025, A&A, 703, A111)
www.aanda.org/component/is...
November 14, 2025 at 8:06 AM
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
Featured image: INTEGRAL 20 yr all-sky map of positron 511 keV line (Yoneda, H., et al., 2025, A&A, 702, A220)
www.aanda.org/component/is...
October 28, 2025 at 1:13 PM
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
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...
October 22, 2025 at 7:56 AM
aanda-journal.bsky.social
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...
October 15, 2025 at 1:50 PM
aanda-journal.bsky.social
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...
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
aanda-journal.bsky.social
Featured image: Deep imaging reveals new faint features of Malin 2 (Junais, et al., 2025, A&A, 702, A136)
www.aanda.org/component/is...
October 15, 2025 at 1:47 PM
aanda-journal.bsky.social
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...
October 8, 2025 at 9:37 AM
aanda-journal.bsky.social
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
October 3, 2025 at 7:39 AM
aanda-journal.bsky.social
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...
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