in the #arXiv

Galaxy and Halo Root Systems: Fingerprints of Mass Assembly

by Mark Neyrinck and co-authors
arxiv.org/abs/2503.21015 #Cosmology
includes some great graphics; was presented by Mark at #Cosmicflows2025

Updating, after the #Cosmicflows2025 conference!

59° N: Skara Brae 🏴󠁧󠁢󠁳󠁣󠁴󠁿
153° E: Tamborine Mountain 🇦🇺
34° S: Cape of Good Hope 🇿🇦
158° W: Laniakea Beach 🇺🇸

A map of the Earth with a question mark. Final slide of the conference, by Cullan Howlett.

The End

Next meeting?

Let's not wait 5 years to see each other again!

#cosmicflows2025 #cosmicflows #cosmology

Conference co-organizer summarizing the conference.

Recap by Cullan Howlett, showing the plots from our recent @natureastronomy.bsky.social paper

"Reconstructions are revealing more detailed and larger scale views of the Universe than ever before."

#cosmology #cosmicflows2025 🧪

In conclusion of the Cosmic Flows 2025 Conference.

Okay, belated posts on the conclusion of the #cosmicflows2025 conference

Tamara Davis: The future of Peculiar Velocities Cosmology is incredibly bright.

First slide of the talk. Title reads "Probing cosmology with the peculiar velocity field".

And Ryan Turner gives the last talk of the #cosmicflows2025 conference.

#cosmology

First slide of the talk

#cosmicflows2025
Measuring growth of structure using the Pantheon+ supernova sample, by Anthony Carr
#cosmology

First slide of the talk

#cosmicflows2025
Galaxy Power Spectrum: Measuring fσ8 from SDSSv, by Fei Qin
#cosmology

Title slide of the talk

#cosmicflows2025
The Cosmic Dipole Problem: Is the Cosmological Principle in trouble? By Geraint Lewis
#cosmology

Title slide of the talk

#cosmicflows2025
Understanding the role of peculiar velocities in void cosmology, by Giulia Degni

#cosmology

Title slide of the talk.

Measuring the Hubble constant using the inverse distance ladde, by Ryan Camilleri. That's the talk, now, at #cosmicflows2025

#cosmology

First slide of the talk

#cosmicflows2025
Probing the missing baryons with the kinetic Sunyaev-Zeldovich effect, by Yin-Zhe Ma
#cosmology

First slide of talk with speaker's shadow holding a microphone

Mike Hudson rants on Cosmic Flow Challenges at #cosmicflows2025

#cosmology 🧪

Title slide of the talk

#cosmicflows2025
Evaluating bulk flow estimators, by Abbé Whitford
#cosmology

First slide of talk

#cosmicflows2025
Analyzing the Large-Scale Bulk Flow using CosmicFlows4: Tension with the Standard Cosmological model, by Richard Watkins
#cosmology

Prof. Tully pointing at a screen showing the title slide of his talk. Title reads "The TRGB-SBF Project - A Pop II ladder to H0".

Astronomy legend R. Brent Tully kicks off the last day of the #cosmicflows2025 conference in Tamborine Mountain, Australia.

Brent organized the first Cosmic Flows conference, back in 1986, in Kailua Kona, Hawai'i.

#Cosmology 🧪

A laptop computer in the foreground of a beautiful Australian rainforest.

My new office desk at Tamborine Mountain!
#cosmicflows2025

Title page of the talk.

#cosmicflows2025
This afternoon: a single, invited talk, by Amber Hollinger, on Assessing the accuracy of density-velocity comparison methods on cosmological parameters
#cosmology

#cosmicflows2025
Last talk of this morning session: Constraining matter-radiation equality with peculiar velocity, by Yan Lai
#cosmology

1st slide of the talk

#cosmicflows2025
HI galaxy simulations for SKAO peculiar velocities, by Joël Mayor
#cosmology

1st slide of the talk

#cosmicflows2025
Michael Williams on Dipoles and structures in cosmological numerical relativity simulation
#cosmology

First slide of the talk

#cosmicflows2025
Next speaker is Corentin Ravoux, on Maximum likelihood inference of growth rate with SNIa velocity and galaxy density fields.
#cosmology

First slide of the talk.

#cosmicflows2025
Testing gravity with DESI and supernovae correlations, by Andrew Nguyen
#cosmology

First slide of the talk

#cosmicflows2025
Preparing for WAVES: Evaluating Galaxy Group-Finders with Shark v2 Mock Catalogues, by Trystan Scott Lambert
#Cosmology

1st slide of the talk

#cosmicflows2025
Matthew Colless talks about more precise distances for early-type galaxies using machine learning. First author: Melissa Campbell.
Hey, the background image is by me: the Great Attractor, from our Cosmicflows-1 paper of 2013.
#cosmology

#cosmicflows2025
3rd talk of the morning was Bastien Carreres on SNe Ia intrinsic scatter systematic in fσ8 measurements
#cosmology

1st slide of the talk.

#cosmicflows2025
Francisco Villaescusa-Navarro on Cosmology with peculiar velocities and AI
#cosmology

The first slide of the talk.

#cosmicflows2025
Jenny Sorce kicks off the 4th day of the conference presenting CLONES: Digital Twins of the Local Universe based on peculiar velocities
#cosmology 🧪

The first slide of the talk

#cosmicflows2025
The Hubble Flow model around the Local Group, by Danila Makarov
#cosmology

First slide of Dmitry's talk.

#cosmicflows2025
Cosmography of the Local Volume, by Dmitry Makarov
#cosmology