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aanda-journal.bsky.social
Astronomy & Astrophysics
@aanda-journal.bsky.social
97 followers 3 following 78 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: A microquasar shuts down, forming a remnant (Abaroa, L., et al., 2026, A&A, 705, L4)
www.aanda.org/component/is...
January 9, 2026 at 12:45 PM
aanda-journal.bsky.social
EHT press release: Event Horizon Telescope maps twisting magnetic fields near the supermassive binary black hole candidate OJ287
eventhorizontelescope.org/news/2026/01...

Article by Gómez et al.: www.aanda.org/10.1051/0004...
Event Horizon Telescope maps twisting magnetic fields near the supermassive binary black hole candidate OJ287 | Event Horizon Telescope
eventhorizontelescope.org
January 9, 2026 at 12:44 PM
aanda-journal.bsky.social
Featured image: Diffuse Galactic cirrus across dust tracers (Liu, Q., et al., 2025, A&A, 704, A269)
www.aanda.org/component/is...
December 22, 2025 at 3:06 PM
aanda-journal.bsky.social
Featured image: JWST traces dust evolution at Horsehead's edge (Elyajouri, M., et al., 2025, A&A, 704, A203)
www.aanda.org/component/is...
December 22, 2025 at 3:05 PM
aanda-journal.bsky.social
Featured image: M87 ring and magnetic field evolution (2017–2021) (The Event Horizon Telescope Collaboration, 2025, A&A, 704, A91)
www.aanda.org/component/is...
December 22, 2025 at 10:57 AM
aanda-journal.bsky.social
Featured image: Simulation of a major merger of two dwarf galaxies (Deng, Y., et al., 2025, A&A, 704, A240)
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December 22, 2025 at 10:49 AM
aanda-journal.bsky.social
ESA press release: Gaia finds hints of planets in baby star systems
www.esa.int/ESA_Multimed...

Article by Vioque et al.: www.aanda.org/10.1051/0004...
www.esa.int
December 22, 2025 at 10:46 AM
aanda-journal.bsky.social
Featured image: Filamentary structure in the Galactic CO emission (Soler, J. D., et al., 2025, A&A, 704, A164)
www.aanda.org/component/is...
December 19, 2025 at 8:32 AM
aanda-journal.bsky.social
Highlight: JWST-TST High Contrast: Medium-resolution spectroscopy reveals a carbon-rich circumplanetary disk around the young accreting exoplanet Delorme 1AB b

by Mathilde Mâlin, Kimberly Ward-Duong, Sierra L. Grant, et al. 2025, A&A, 704, A181

www.aanda.org/2025-highlig...
December 19, 2025 at 8:31 AM
aanda-journal.bsky.social
Featured image: JWST-MIRI Spectra of the Delorme 1 system (Mâlin, M., 2025, A&A, 704, A181)
www.aanda.org/component/is...
December 19, 2025 at 8:29 AM
aanda-journal.bsky.social
Zurich Univ. press release: Uranus and Neptune might be rock giants
www.news.uzh.ch/en/articles/...

Article by Morf & Helled: www.aanda.org/10.1051/0004...
Uranus-Neptune
www.news.uzh.ch
December 19, 2025 at 8:28 AM
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)
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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