Extragalactic Archaeology: A New Method To Understand Galaxy Growth and Evolution Galactic archaeology uses chemical fingerprints in the Milky Way to trace its formation and evolution. Now a team of researchers led by the Center for Astrophysics | Harvard and Smithsonian have employed it for the first time in a distant galaxy. This is the first example of extragalactic archaeology, and it relies on help from the powerful Illustris TNG simulations.

Extragalactic Archaeology: A New Method To Understand Galaxy Growth and Evolution #Science #Space #Astronomy #GalaxyEvolution #ExtragalacticResearch #Astrophysics

www.universetoday.com/articles/extragalactic-a...

Supermassive serial killers: Black Hole Cosmic Impact Supermassive serial killers are active black holes that extend their destructive influence across millions of light-years to suppress star form...

#Astrophysics #Astrophysics #BlackHoles […]

[Original post on nasaspacenews.com]

Missing links in galaxy evolution: The ALMA Discovery Missing links in galaxy evolution identified by ALMA and JWST reveal a hidden population of dusty, massive galaxies from 13 billion years ago t...

#Astrophysics #ALMA #Astrophysics #Cosmology […]

[Original post on nasaspacenews.com]

Original post on nasaspacenews.com

70 dusty galaxies at the edge: Rewriting Cosmic History 70 dusty galaxies at the edge are massive, star-forming systems seen just 500 million years after the Big Bang. Their high metal content chal...

#Astrophysics #ALMA #Astrophysics #BigBang #Cosmology […]

[Original post on nasaspacenews.com]

Peer into galaxy formation using interpretable AI that reveals which visual features predict stellar metallicity and BPT diagnostics from SDSS images

https://github.com/jwuphysics/sparse-feature-networks

#GalaxyEvolution #ExplainableAI #AstrophysicsML

Original post on nasaspacenews.com

The skeleton of the universe: Mapping Cosmic Threads The skeleton of the universe is the invisible dark matter scaffolding weaving galaxies into a cosmic web, directing their growth and evolutionar...

#Astrophysics #Astronomy #Astrophysics #CosmicWeb […]

[Original post on nasaspacenews.com]

A Galaxy Leaving a Glowing Trail: Hubble’s N159 Nursery A galaxy leaving a glowing trail is a cosmic phenomenon observed in the N159 complex of the Large Magellanic Cloud. Hubble imagery reveals ...

#Astrophysics #Astrophysics #ESA #GalaxyEvolution #N159 […]

[Original post on nasaspacenews.com]

A Galaxy Leaving a Glowing Trail: Hubble’s N159 Nursery Galaxy Leaving a Glowing Trail is a cosmic phenomenon observed in the N159 complex of the Large Magellanic Cloud. Hubble imagery reveals ho...

#Astrophysics #Astrophysics #ESA #GalaxyEvolution #N159 […]

[Original post on nasaspacenews.com]

The Magnetic Superhighways That Drive Galaxy Evolution Arp 220 is a well-known pair of galaxies that are merging. New ALMA observations of polarized light reveal the complex and powerful magnetic fields that shape the process.

The Magnetic Superhighways That Drive Galaxy Evolution #Science #Space #Astrophysics #GalaxyEvolution #CosmicMagnetism

www.universetoday.com/articles/the-magnetic-su...

Earliest known barred spiral galaxy spotted just 2 billion years after Big Bang Research led by Daniel Ivanov, a physics and astronomy graduate student in the Kenneth P. Dietrich School of Arts and Sciences at Pitt, uncovered a contender for one of the earliest observed spiral galaxies containing a stellar bar, a sometimes-striking visual feature that can play an important role in the evolution of a galaxy. Our galaxy, the Milky Way, also has a stellar bar.

✨Ancient galaxy discovery!🌌 Pitt researchers found a very early spiral with a stunning stellar bar—like our Milky Way's!🤯 #galaxyevolution

Source: phys.org/news/2026-01-earliest-ba...

Quenching pathways in the green valley at low redshift: confronting SDSS AGN hosts with IllustrisTNG and EAGLE We compare low-redshift ($z<0.1$) BPT-selected pure optical AGN hosts in SDSS DR7 to colour-selected "green-valley" analogue central galaxies in IllustrisTNG100 and EAGLE Ref-L0100N1504. To reduce cro...

La “green valley” galactique, ce stade où les galaxies ralentissent leurs étoiles, est confrontée aux simulations IllustrisTNG et EAGLE pour comprendre l’arrêt des naissances stellaires. arxiv.org/abs/2512.22268 #Space #Science #Innovation #Astrophysics #GalaxyEvolution #AGNFeedback #Cosmo2025

Original post on mastodon.social

La “green valley” galactique, ce stade où les galaxies ralentissent leurs étoiles, est confrontée aux simulations IllustrisTNG et EAGLE pour comprendre l’arrêt des naissances stellaires. https://arxiv.org/abs/2512.22268 #Space #Science #Innovation #Astrophysics #GalaxyEvolution #AGNFeedback […]

K-DRIFT pathfinder: A compact telescope for observing faint galactic structures Conventional telescopes are limited in detecting low-surface-brightness (LSB) structures, which are essential for studying galaxy evolution. Now, researchers have developed a new telescope system featuring a confocal off-axis design with three freeform mirrors, optimized for deep LSB imaging. This system enables astronomers to observe faint galactic features more clearly, revealing how galaxies evolve over time.

✨New telescope unveils hidden galactic secrets!🌌 Freeform mirrors reveal faint, evolving structures—unlocking the universe's past. #galaxyevolution

Source: phys.org/news/2025-12-drift-pathf...

Euclid's First Data Release Sheds Light on Galaxy Evolution ESA’s Euclid space telescope is revealing the patterns of galaxy evolution of millions of galaxies across cosmic time. Scientists from the Max Planck Institute for Extraterrestrial Physics (MPE) are...

Euclid's First Data Release Sheds Light on Galaxy Evolution #Science #Astronomy #SpaceExploration #EuclidMission #GalaxyEvolution #AstronomyNews

Little Red Dots Evolutionary Path Revealed: From Dense Galaxies to Supermassive Black Holes New evolutionary theory unifies “stellar-only” and “MBH and galaxy” interpretations of JWST’s L...

#News #Astrophysics #CosmicDawn #EarlyUniverse #GalaxyEvolution […]

[Original post on nasaspacenews.com]

Why Does This Galaxy Have Split Arms? Discover Arp 12, a barred spiral with split arms 93 million light-years away. Explore its mysteries and what they reveal about cosmic evolution.

Discover Arp 12, a barred spiral with split arms 93 million light-years away. Explore its mysteries and what they reveal about cosmic evolution.

#Astronomy #Space #GalaxyEvolution #BarredSpiral #Arp12 #SplitArms #DeepSpace #Cosmic #sprint

Read: www.freeastroscience.com/2025/10/why-...

Webb Reveals Stunning Gravitational Lenses from the Early Universe Webb’s Cycle 1 survey captured eight gravitational lens images, revealing distant galaxies warped by spacetime. Explore how thes...

#Astrophysics #GalaxyEvolution #GravitationalLensing […]

[Original post on nasaspacenews.com]

🌌 'Pop-cosmos' revolutionizes our understanding of star formation and galaxy evolution over 12 billion years. How might this transform our view of the universe and black holes? 🤔 #Astrophysics #GalaxyEvolution #AIResearch LINK

In July, our ExGal-Twin postdoc Anelise Audibert presented her work at the Jets on the Rocks workshop in Sexten, Italy 🇮🇹.
The event brought together experts to discuss how radio jets from supermassive black holes shape galaxies.
#ExGalTwin #GalaxyEvolution #RadioAstronomy #REA #HorizonEurope

Unseen Architects: Dark Matter Halos & the Rise of Galaxies What if the universe’s invisible scaffolding holds the key to every galaxy you’ve ever seen—yet remains utterly ghostly? We embark on a cosmic detective story where dark matter halos weave the very fabric of galaxy formation and evolution. From initial density perturbations and gas cooling in protogalaxies, to the cosmic architecture created through hierarchical clustering in the ΛCDM model, this podcast dives into how invisible forces fashion the visible cosmos. We break down the influence of active galactic nuclei (AGN) on shaping galactic growth, explore how cosmic microwave background (CMB) ripples and gravitational lensing act as our invisibility detectors for dark matter, and reveal the secrets hidden in galaxy diversity—from spirals to massive clusters. With a dash of wit and wonder, we turn astrophysics—from simulations of galaxy formation to the statistical fingerprints of cosmic structure—into an awe-inspiring story that’s both thrilling and deeply relatable. If you felt your mind expand just a bit, share this cosmic journey with your stargazing friends, subscribe for more mystery-meets-science episodes, and leave a review—because together, we're turning dark matter from invisible into unforgettable.

📣 New Podcast! "Unseen Architects: Dark Matter Halos & the Rise of Galaxies" on @Spreaker #activenuclei #agn #astronomypodcast #astrophysics #blackholes #cosmicmicrowavebackground #cosmicmystery #cosmicstructure #cosmoscience #darkmatter #galaxyclusters #galaxyevolution #galaxyformation

6/11 This black hole is an outlier. It sits 1.5 standard deviations above the expected relationship between black hole mass and host galaxy properties.

Such massive objects appear to follow different evolutionary rules than typical galaxies.
#GalaxyEvolution

Original post on mathstodon.xyz

A group led by Fujimoto-san et al have uncovered a primordial galaxy, just 930 million years after the Big Bang (z=6.072). The galaxy is composed of at least 15 dense, star-forming clumps embedded within a rotating disk like a "Cosmic Grape". These clumps, with sizes ranging from 10 to 60 […]

The James Webb Space Telescope has captured a mysterious, never-before-seen formation nicknamed the Infinity Galaxy. This unique structure may provide clues about galaxy evolution in the early universe. Scientists are now studying its composition, structure, and impact on cosmological theories.

Astronomers using James Webb discover the “Infinity Galaxy” #spacediscovery #astronomy #jameswebbspacetelescope #infinitygalaxy #galaxyevolution

Thursday was supermassiveblackholefueling paper day!

#BlackHoles #astronomy 🔭 #galaxyevolution

Hubble Space Telescope image of the Sagittarius Dwarf Irregular Galaxy (SagDIG). This ancient galaxy, located 3.5 million light-years away, is surprisingly old despite its low metallicity. Its study reveals insights into the early universe and galaxy formation. The image shows a dense collection of stars, many of which are ancient.

Astronomy Picture from 16/11/2004

Sagittarius Dwarf Irregular Galaxy

Source: https://apod.nasa.gov/apod/ap041116.html


#HubbleSpaceTelescope #SagDIG #AncientGalaxy #Cosmology #GalaxyEvolution #MetalPoorGalaxy #Astronomy #Space #Universe #Stargazing #Astrophysics #DeepSpace

Image of Henize 70, a luminous superbubble in the Large Magellanic Cloud (LMC). This 300-lightyear-diameter ring-shaped nebula is formed by winds from massive stars and supernova explosions. The image shows the superbubble's intricate structure within a backdrop of countless stars. The vibrant pink hues highlight the expanding hot gas within.

Astronomy Picture from 13/06/1998

Henize 70: A SuperBubble In The LMC

Source: https://apod.nasa.gov/apod/ap980613.html


#Henize70 #Superbubble #LMC #LargeMagellanicCloud #Stars #Nebula #Astronomy #Space #Cosmology #GalaxyEvolution #Supernova #InterstellarMedium #Astrophysics

A stunning image showcasing the giant elliptical galaxy NGC 4881 (upper left) at the edge of the Coma Cluster. The image contrasts the yellow-red hues of the elliptical galaxies with a bluer spiral galaxy to the right. Many background galaxies are also visible, highlighting the vastness of space and the diverse forms of galaxies.

Astronomy Picture from 21/11/1999

Elliptical Galaxy NGC 4881 in Coma

Source: https://apod.nasa.gov/apod/ap991121.html


#EllipticalGalaxies #NGC4881 #ComaCluster #GalaxyClusters #Astrophysics #Space #Cosmos #Astronomy #DeepSpace #GalaxyEvolution

Stunning image of NGC 1365, a barred spiral galaxy 60 million light-years away in the Fornax constellation. Its vibrant spiral arms, reddish star-forming regions, and obscuring dust lanes are visible, centered around a supermassive black hole. The galaxy's prominent bar plays a crucial role in its evolution.

Astronomy Picture from 22/12/2022

NGC 1365: Majestic Island Universe

Source: https://apod.nasa.gov/apod/ap221222.html


#NGC1365 #BarredSpiralGalaxy #FornaxCluster #GalaxyEvolution #SupermassiveBlackHole #Space #Astronomy #Cosmos #Astrophotography #DeepSpace #IslandUniverse