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gaiaub.bsky.social
GaiaUB
@gaiaub.bsky.social
Gaia group @ Universitat de Barcelona (UB) Dpt FQA, Institut de Ciències del Cosmos (ICC), Institut d'Estudis Espacials de Catalunya (IEEC) https://gaia.ub.edu/ Gaia is an astrometric mission of the European Space Agency https://www.cosmos.esa.int/web/gaia
Reposted by GaiaUB
I think that this is a *huge* result for galactic dynamics & stellar streams - the fact that our galaxy's disk is probably full of *thousands* of these streams is amazing! Far more are detectable than previously thought - thanks to Sebastian's algorithm, SigMA.

🔭☄️🧪 #galactic
Toward the fabric of the Milky Way I. The density of disk streams from a local $250^3$ pc$^3$ volume
We studied 12 disk streams found in a 250$^3$ pc$^3$ volume in the solar neighborhood, which we define as coeval and comoving stellar structures with aspect ratios greater than 3:1. Using \emph{Gaia} ...
arxiv.org
September 10, 2025 at 7:56 AM
Reposted by GaiaUB
💫Cesca Figueras i Trinitat Cadefau ens presenten l’exposició sobre Assumpció Català amb el seu llegat #científic

🖼️Estarà disponible al #ParcAstronòmicMontsec i per itinerar a escoles, centres cívic i biblioteques

+info i reserves👉🏼 dones.gencat.cat/ca/ambits/ac...
July 14, 2025 at 3:35 PM