Searching for Highly Magnified Stars at Cosmological Distances: Discovery of a Redshift 0.94 Blue Supergiant in Archival Images of the Galaxy Cluster MACS J0416.1-2403

Wenlei Chen (1) , Patrick Kelly , Jose Diego , Masamune Oguri , Liliya Williams , Adi Zitrin , Tommaso Treu (2) , Nathan Smith (3) , Thomas Broadhurst , Nick Kaiser (4) , Ryan Foley , Alexei Filippenko , Laura Salo , Jens Hjorth (5) , Jonatan Selsing

1 WUSTL - Washington University in Saint Louis
2 CALTECH - California Institute of Technology
3 CASA - Center for Astrophysics and Space Astronomy [Boulder]
4 Astrophysique
5 DARK - Dark Cosmology Centre

Domaines: Astrophysique galactique [astro-ph.GA]; Cosmologie et astrophysique extra-galactique [astro-ph.CO]

Wenlei Chen, Patrick Kelly, Jose Diego, Masamune Oguri, Liliya Williams, et al.. Searching for Highly Magnified Stars at Cosmological Distances: Discovery of a Redshift 0.94 Blue Supergiant in Archival Images of the Galaxy Cluster MACS J0416.1-2403. The Astrophysical Journal, 2019, 881 (1), pp.8. ⟨10.3847/1538-4357/ab297d⟩. ⟨hal-02416463⟩