Marc Huertas-Company
Instituto de Astrofísica de Canarias
Tenerife, Spain
Staff research scientist and leader of the IA2 group at the Instituto de Astrofísica de Canarias (Spain), Associate Professor - on leave - at the University of Paris and the Paris Observatory (France).
I am currently on sabbatical at Polymathic AI.
Trying to leverage the latest AI advances to learn a bit more about how galaxies form and evolve. Working with amazing observing facilities such as Euclid and JWST.
recent publications
- Euclid Quick Data Release (Q1): Disc breaks highlight the structural evolution of galaxies through timeEuclid Collaboration, P. M. Sanchez-Alarcon, J. Román, and 302 more authorsarXiv e-prints, Sep 2026
@article{arxiv260926877, author = {{Euclid Collaboration} and Sanchez-Alarcon, P. M. and Román, J. and Comeron, S. and Knapen, J. H. and Huertas-Company, M. and Buitrago, F. and Montes, M. and Borlaff, A. S. and Marcum, P. M. and Junais, J. and Duran-Camacho, E. and Le, M. N. and Dunn, M. and Dannerbauer, H. and Altieri, B. and Amara, A. and Andreon, S. and Auricchio, N. and Baccigalupi, C. and Baldi, M. and Balestra, A. and Bardelli, S. and Battaglia, P. and Biviano, A. and Bolzonella, M. and Branchini, E. and Brescia, M. and Brinchmann, J. and Camera, S. and Cañas-Herrera, G. and Capobianco, V. and Carbone, C. and Carretero, J. and Casas, S. and Castellano, M. and Castignani, G. and Cavuoti, S. and Chambers, K. C. and Cimatti, A. and Colodro-Conde, C. and Congedo, G. and Conselice, C. J. and Conversi, L. and Copin, Y. and Costille, A. and Courbin, F. and Courtois, H. M. and Cropper, M. and Silva, A. Da and Degaudenzi, H. and Lucia, G. De and Dolding, C. and Dole, H. and Dubath, F. and Duncan, C. A. J. and Dupac, X. and Dusini, S. and Escoffier, S. and Fabricius, M. and Farina, M. and Farinelli, R. and Ferriol, S. and Finelli, F. and Fotopoulou, S. and Frailis, M. and Franceschi, E. and Fumana, M. and Galeotta, S. and George, K. and Gillis, B. and Giocoli, C. and Gracia-Carpio, J. and Grazian, A. and Grupp, F. and Gwyn, S. and Hartley, W. G. and Haugan, S. V. H. and Hoar, J. and Hoekstra, H. and Holmes, W. and Hormuth, F. and Hornstrup, A. and Jahnke, K. and Jhabvala, M. and Joachimi, B. and Keihänen, E. and Kermiche, S. and Kiessling, A. and Kubik, B. and Kümmel, M. and Kunz, M. and Kurki-Suonio, H. and Brun, A. M. C. Le and Ligori, S. and Lilje, P. B. and Lindholm, V. and Lloro, I. and Magliocchetti, M. and Mainetti, G. and Maino, D. and Maiorano, E. and Mansutti, O. and Marcin, S. and Marggraf, O. and Martinelli, M. and Martinet, N. and Marulli, F. and Massey, R. J. and Mauri, N. and Medinaceli, E. and Mei, S. and Melchior, M. and Mellier, Y. and Meneghetti, M. and Merlin, E. and Meylan, G. and Monaco, P. and Mora, A. and Moresco, M. and Moretti, C. and Moscardini, L. and Nakajima, R. and Neissner, C. and Niemi, S. -M. and Padilla, C. and Paech, K. and Paltani, S. and Pasian, F. and Percival, W. J. and Pettorino, V. and Pezzotta, A. and Pires, S. and Polenta, G. and Poncet, M. and Popa, L. A. and Porciani, C. and Pozzetti, L. and Raison, F. and Renzi, A. and Rhodes, J. and Riccio, G. and Risso, I. and Romelli, E. and Roncarelli, M. and Saglia, R. and Sakr, Z. and Sapone, D. and Sartoris, B. and Schneider, P. and Schrabback, T. and Secroun, A. and Seidel, G. and Serrano, S. and Simon, P. and Sirignano, C. and Sirri, G. and Skottfelt, J. and Stanco, L. and Steinwagner, J. and Tallada-Crespí, P. and Taylor, A. N. and Teplitz, H. I. and Tereno, I. and Tessore, N. and Toft, S. and Toledo-Moreo, R. and Torradeflot, F. and Tutusaus, I. and Valenziano, L. and Valiviita, J. and Vassallo, T. and Kleijn, G. Verdoes and Veropalumbo, A. and Wang, Y. and Weller, J. and Zamorani, G. and Zucca, E. and Allevato, V. and Ballardini, M. and Bozzo, E. and Burigana, C. and Cabanac, R. and Calabrese, M. and Cappi, A. and Vigo, J. A. Escartin and Martín-Fleitas, J. and Matthew, S. and Metcalf, R. B. and Nucita, A. A. and Pöntinen, M. and Scottez, V. and Sereno, M. and Tenti, M. and Viel, M. and Wiesmann, M. and Akrami, Y. and Andika, I. T. and Anselmi, S. and Archidiacono, M. and Atrio-Barandela, F. and Bergamini, P. and Bertacca, D. and Bethermin, M. and Blanchard, A. and Blot, L. and Bonici, M. and Brown, M. L. and Bruton, S. and Calabro, A. and Quevedo, B. Camacho and Caro, F. and Carvalho, C. S. and Castro, T. and Cogato, F. and Conseil, S. and Contini, T. and Cooray, A. R. and Cucciati, O. and Desprez, G. and Díaz-Sánchez, A. and Domizio, S. Di and Diego, J. M. and Dimauro, P. and Duc, P. -A. and Elkhashab, M. Y. and Enia, A. and Fang, Y. and Finoguenov, A. and Fontanot, F. and Franco, A. and Ganga, K. and García-Bellido, J. and Gasparetto, T. and Gautard, V. and Gavazzi, R. and Gaztanaga, E. and Giacomini, F. and Gianotti, F. and Gozaliasl, G. and Guidi, M. and Gutierrez, C. M. and Hall, A. and Hernández-Monteagudo, C. and Hildebrandt, H. and Hjorth, J. and Kajava, J. J. E. and Kang, Y. and Kansal, V. and Karagiannis, D. and Kim, J. and Kirkpatrick, C. C. and Kruk, S. and Legrand, L. and Lembo, M. and Lepori, F. and Leroy, G. and Lesci, G. F. and Lesgourgues, J. and Leuzzi, L. and Liaudat, T. I. and Loureiro, A. and Macias-Perez, J. and Magnier, E. A. and Mannucci, F. and Maoli, R. and Martins, C. J. A. P. and Maurin, L. and Morgante, G. and Naidoo, K. and Natoli, P. and Navarro-Alsina, A. and Nesseris, S. and Paoletti, D. and Passalacqua, F. and Paterson, K. and Pisani, A. and Potter, D. and Quai, S. and Radovich, M. and Rodighiero, G. and Sacquegna, S. and Sahlén, M. and Sanders, D. B. and Sarpa, E. and Schneider, A. and Schultheis, M. and Sciotti, D. and Sellentin, E. and Shankar, F. and Smith, L. C. and Sorce, J. G. and Tanidis, K. and Testera, G. and Teyssier, R. and Tosi, S. and Troja, A. and Tucci, M. and Valieri, C. and Venhola, A. and Vergani, D. and Verza, G. and Vielzeuf, P. and Walton, N. A. and Scott, D.}, title = {{Euclid Quick Data Release (Q1): Disc breaks highlight the structural evolution of galaxies through time}}, journal = {arXiv e-prints}, year = {2026}, month = sep, archiveprefix = {arXiv}, eprint = {2609.26877}, } - Euclid Quick Data Release (Q1) Euclid spectroscopy of quasars. 2. Physical properties from spectral fittingEuclid Collaboration, J. Calhau, G. Calderone, and 312 more authorsarXiv e-prints, Sep 2026
@article{arxiv260920947, author = {{Euclid Collaboration} and Calhau, J. and Calderone, G. and Feltre, A. and Scialpi, M. and Allevato, V. and Landt, H. and Ricci, F. and Fu, Y. and Spinoglio, L. and Shankar, F. and Nicastro, L. and Viitanen, A. and Zamorani, G. and Mezcua, M. and Franca, F. La and Stern, D. and Lusso, E. and Wolf, J. and Paulino-Afonso, A. and Andreon, S. and Auricchio, N. and Baccigalupi, C. and Baldi, M. and Bardelli, S. and Battaglia, P. and Biviano, A. and Bolzonella, M. and Branchini, E. and Brescia, M. and Camera, S. and Capobianco, V. and Carbone, C. and Carretero, J. and Castellano, M. and Castignani, G. and Cavuoti, S. and Chambers, K. C. and Cimatti, A. and Colodro-Conde, C. and Congedo, G. and Conselice, C. J. and Conversi, L. and Copin, Y. and Courbin, F. and Courtois, H. M. and Cropper, M. and Degaudenzi, H. and Lucia, G. De and Dole, H. and Dubath, F. and Dupac, X. and Dusini, S. and Ealet, A. and Escoffier, S. and Farina, M. and Ferriol, S. and Finelli, F. and Fotopoulou, S. and Fourmanoit, N. and Frailis, M. and Fumana, M. and Gabarra, L. and Galeotta, S. and George, K. and Gillis, B. and Giocoli, C. and Gracia-Carpio, J. and Grazian, A. and Grupp, F. and Hartley, W. G. and Haugan, S. V. H. and Hemmati, S. and Holmes, W. and Hook, I. M. and Hormuth, F. and Hornstrup, A. and Huertas-Company, M. and Jahnke, K. and Jhabvala, M. and Joachimi, B. and Kermiche, S. and Kiessling, A. and Kubik, B. and Kümmel, M. and Kunz, M. and Kurki-Suonio, H. and Brun, A. M. C. Le and Brun, V. Le and Ligori, S. and Lilje, P. B. and Lindholm, V. and Lloro, I. and Magliocchetti, M. and Mainetti, G. and Mansutti, O. and Marggraf, O. and Martinelli, M. and Martinet, N. and Marulli, F. and Massey, R. J. and Mauri, N. and Medinaceli, E. and Mei, S. and Meneghetti, M. and Merlin, E. and Meylan, G. and Monaco, P. and Mora, A. and Moresco, M. and Moretti, C. and Moscardini, L. and Neissner, C. and Niemi, S. -M. and Nightingale, J. W. and Padilla, C. and Paltani, S. and Pasian, F. and Pedersen, K. and Percival, W. J. and Pettorino, V. and Pezzotta, A. and Pires, S. and Polenta, G. and Poncet, M. and Popa, L. A. and Pozzetti, L. and Raison, F. and Rebolo, R. and Renzi, A. and Rhodes, J. and Riccio, G. and Risso, I. and Romelli, E. and Roncarelli, M. and Rusholme, B. and Saglia, R. and Sakr, Z. and Sapone, D. and Sartoris, B. and Schneider, P. and Schrabback, T. and Scodeggio, M. and Secroun, A. and Sihvola, E. and Simon, P. and Sirignano, C. and Sirri, G. and Stanco, L. and Surace, C. and Tallada-Crespí, P. and Taylor, A. N. and Teplitz, H. I. and Tereno, I. and Toft, S. and Toledo-Moreo, R. and Torradeflot, F. and Tutusaus, I. and Valiviita, J. and Vassallo, T. and Vibert, D. and Wang, Y. and Weller, J. and Zacchei, A. and Zucca, E. and Ballardini, M. and Bergamini, P. and Borgani, S. and Bozzo, E. and Burigana, C. and Cabanac, R. and Cappi, A. and Castro, T. and Vigo, J. A. Escartin and García-Bellido, J. and Gasparetto, T. and Loureiro, A. and Macias-Perez, J. and Maoli, R. and Metcalf, R. B. and Pöntinen, M. and Sarpa, E. and Scottez, V. and Sereno, M. and Tenti, M. and Tucci, M. and Viel, M. and Wiesmann, M. and Barroso, J. A. Acevedo and Akrami, Y. and Andika, I. T. and Angora, G. and Anselmi, S. and Archidiacono, M. and Arico, G. and Atrio-Barandela, F. and Aubourg, E. and Baes, M. and Baumont, L. and Bazzanini, L. and Bertacca, D. and Bethermin, M. and Beutler, F. and Bisigello, L. and Blanchard, A. and Blot, L. and Brown, M. L. and Bruton, S. and Calabro, A. and Quevedo, B. Camacho and Caro, F. and Carvalho, C. S. and Cogato, F. and Collett, T. E. and Conseil, S. and Cooray, A. R. and Corcho-Caballero, P. and Csizi, B. and Cucciati, O. and Dannerbauer, H. and Davini, S. and de Boer, T. and Paolis, F. De and Desprez, G. and Díaz-Sánchez, A. and Domizio, S. Di and Diego, J. M. and Duret, V. and Enia, A. and Fang, Y. and Farina, A. and Ferrari, A. G. and Finoguenov, A. and Fontanot, F. and Franco, A. and Ganga, K. and Gavazzi, R. and Gaztanaga, E. and Ghaffari, Z. and Giacomini, F. and Gianotti, F. and Gozaliasl, G. and Gruppuso, A. and Guidi, M. and Gutierrez, C. M. and Hall, A. and Hatch, N. A. and Hildebrandt, H. and Hjorth, J. and Kajava, J. J. E. and Kang, Y. and Kansal, V. and Karagiannis, D. and Kim, J. and Kirkpatrick, C. C. and Kovács, A. and Kovačić, I. and Koyama, K. and Kruk, S. and Lam, M. C. and Leroy, G. and Lesgourgues, J. and Linke, L. and Liu, S. J. and Lopez, X. Lopez and Maggio, G. and Mannucci, F. and Marleau, F. R. and Martins, C. J. A. P. and Migliaccio, M. and Miluzio, M. and Morgante, G. and Nadathur, S. and Naidoo, K. and Navarro-Alsina, A. and Nersesian, A. and Nesseris, S. and Oppizzi, F. and Pace, F. and Paoletti, D. and Passalacqua, F. and Paterson, K. and Patrizii, L. and Pisani, A. and Potter, D. and Pratt, G. W. and Quai, S. and Radovich, M. and Rodighiero, G. and Rojas, K. and Roster, W. and Sacquegna, S. and Sahlén, M. and Sanders, D. B. and Schneider, A. and Sciotti, D. and Sellentin, E. and Serjeant, S. and Sorce, J. G. and Talia, M. and Tanidis, K. and Tao, C. and Tarsitano, F. and Testera, G. and Teyssier, R. and Tosi, S. and Troja, A. and Uhlemann, C. and Valieri, C. and Venhola, A. and Verza, G. and Vinciguerra, S. and von Wietersheim-Kramsta, M. and Wang, L. and Wright, A. H.}, title = {{Euclid Quick Data Release (Q1) Euclid spectroscopy of quasars. 2. Physical properties from spectral fitting}}, journal = {arXiv e-prints}, year = {2026}, month = sep, archiveprefix = {arXiv}, eprint = {2609.20947}, } - Rubin LSST DP2 unveils almost-dark galaxies in the Virgo ClusterMinh Ngoc Le, Johan H. Knapen, Željko Ivezić, and 26 more authorsarXiv e-prints, Sep 2026
@article{arxiv260919246, author = {Le, Minh Ngoc and Knapen, Johan H. and Ivezić, Željko and Junais and Watkins, Aaron and Taranu, Dan S. and Duc, Pierre-Alain and Englert, Anthony and Nourbakhsh, Erfan and Tyson, J. Anthony and Li, Jiaxuan and Assef, Roberto J. and Aydin, Uzay and Benavides, Jose and Cardoso, Natanael M. and Chakraborty, Priyanka and Demarco, Ricardo and Dullo, Bililign and Graham, Alister W. and Huertas-Company, Marc and Lim, Kian-Tat and Nadolny, Jakub and Nguyen, Dieu and Peletier, Reynier and Ragusa, Rossella and Reil, Kevin and Rich, R. Michael and Hernandez-Toledo, Hector and Wilkinson, Michael H. F.}, title = {{Rubin LSST DP2 unveils almost-dark galaxies in the Virgo Cluster}}, journal = {arXiv e-prints}, year = {2026}, month = sep, archiveprefix = {arXiv}, eprint = {2609.19246}, } - Euclid: Quick Data Release (Q1) – Exploring the detailed visual morphology of galaxies in clustersP. Mas-Buitrago, S. Kruk, D. O’Ryan, and 167 more authorsarXiv e-prints, Sep 2026
@article{arxiv260908962, author = {Mas-Buitrago, P. and Kruk, S. and O'Ryan, D. and Nardone, M. T. and Marca, A. La and Awad, P. and Baes, M. and Fossati, M. and Géron, T. and Ghaffari, Z. and Girardi, M. and Lintott, C. J. and Sorce, J. G. and Altieri, B. and Durret, F. and Pettorino, V. and Irureta-Goyena, B. Y. and Simmons, B. and Reerink, J. and Sánchez, H. Domínguez and Knapen, J. H. and Shankar, F. and Duran-Camacho, E. and Pérez-Martínez, J. M. and Walmsley, M. and Auricchio, N. and Baccigalupi, C. and Baldi, M. and Bardelli, S. and Battaglia, P. and Biviano, A. and Bolzonella, M. and Bonchi, A. and Branchini, E. and Brescia, M. and Brinchmann, J. and Camera, S. and Cañas-Herrera, G. and Capobianco, V. and Carbone, C. and Carretero, J. and Castellano, M. and Castignani, G. and Cavuoti, S. and Cimatti, A. and Colodro-Conde, C. and Congedo, G. and Conselice, C. J. and Conversi, L. and Copin, Y. and Costille, A. and Courbin, F. and Courtois, H. M. and Cropper, M. and Degaudenzi, H. and Lucia, G. De and Dole, H. and Dubath, F. and Dupac, X. and Dusini, S. and Ealet, A. and Fabricius, M. and Farina, M. and Farinelli, R. and Ferriol, S. and Fosalba, P. and Fotopoulou, S. and Frailis, M. and Franceschi, E. and Fumana, M. and Galeotta, S. and George, K. and Gillis, B. and Giocoli, C. and Gómez-Alvarez, P. and Gracia-Carpio, J. and Grazian, A. and Grupp, F. and Gwyn, S. and Holmes, W. and Hook, I. M. and Hormuth, F. and Hornstrup, A. and Huertas-Company, M. and Jahnke, K. and Jhabvala, M. and Joachimi, B. and Kermiche, S. and Kiessling, A. and Kubik, B. and Kümmel, M. and Kunz, M. and Kurki-Suonio, H. and Brun, A. M. C. Le and Ligori, S. and Lilje, P. B. and Lindholm, V. and Lloro, I. and Mainetti, G. and Mansutti, O. and Marggraf, O. and Martinelli, M. and Martinet, N. and Marulli, F. and Massey, R. J. and Maurogordato, S. and Medinaceli, E. and Melchior, M. and Meneghetti, M. and Merlin, E. and Meylan, G. and Mora, A. and Moresco, M. and Moscardini, L. and Munari, E. and Neissner, C. and Niemi, S. -M. and Nightingale, J. W. and Padilla, C. and Paltani, S. and Pasian, F. and Pedersen, K. and Percival, W. J. and Pezzotta, A. and Pires, S. and Polenta, G. and Poncet, M. and Popa, L. A. and Pozzetti, L. and Raison, F. and Renzi, A. and Rhodes, J. and Riccio, G. and Romelli, E. and Roncarelli, M. and Rusholme, B. and Saglia, R. and Sakr, Z. and Sánchez, A. G. and Sapone, D. and Sartoris, B. and Schneider, P. and Schrabback, T. and Scodeggio, M. and Secroun, A. and Sihvola, E. and Simon, P. and Sirignano, C. and Sirri, G. and Tallada-Crespí, P. and Taylor, A. N. and Teplitz, H. I. and Tereno, I. and Tessore, N. and Toft, S. and Toledo-Moreo, R. and Torradeflot, F. and Tutusaus, I. and Valiviita, J. and Vassallo, T. and Kleijn, G. Verdoes and Veropalumbo, A. and Wang, Y. and Weller, J. and Zacchei, A. and Zamorani, G. and Zerbi, F. M. and Zucca, E. and Macias-Perez, J. and Sereno, M.}, title = {{Euclid: Quick Data Release (Q1) -- Exploring the detailed visual morphology of galaxies in clusters}}, journal = {arXiv e-prints}, year = {2026}, month = sep, archiveprefix = {arXiv}, eprint = {2609.08962}, } - Semiresolved Stellar Populations as Distance IndicatorsIgnacio Martín-Navarro, Patricia Iglesias Navarro, Francesco La Barbera, and 13 more authorsarXiv e-prints, Sep 2026
@article{arxiv260901400, author = {Martín-Navarro, Ignacio and Navarro, Patricia Iglesias and Barbera, Francesco La and Vazdekis, Alexandre and Beasley, Michael A. and Huertas-Company, Marc and Hahn, ChangHoon and de Arriba, Luis Peralta and Asensio, Isaac Alonso and Angeloudi, Eirini and Cerviño, Miguel and Fahrion, Katja and Jerabkova, Tereza and Falcón-Barroso, Jesús and Sánchez, Sebastián F. and Jethwa, Prashin}, title = {{Semiresolved Stellar Populations as Distance Indicators}}, journal = {arXiv e-prints}, year = {2026}, month = sep, archiveprefix = {arXiv}, eprint = {2609.01400}, doi = {10.3847/2041-8213/ae8d10} }