3 papers
astro-ph.IM2026
A Response to paper Critical Evaluation of Studies Alleging Evidence for Technosignatures in the POSS1-E Photographic Plates by Watters et al. (2026)
Beatriz Villarroel, Alina Streblyanska, Stephen Bruehl +1
We respond to the critique by Watters et al. (2026) of the statistical analyses in Villarroel et al. (2025) and Bruehl & Villarroel (2025). We argue that the critique conflates obj…
astro-ph.IM2025
A Cost-Effective Search for Extraterrestrial Probes in the Solar System
Beatriz Villarroel, Wesley A. Watters, Alina Streblyanska +3
For centuries, astronomers have discussed the possibility of inhabited worlds - from Herschel's 18th-century observations suggesting Mars may host life, to the systematic search fo…
astro-ph.HE2025
AT2022sxl: A Candidate Repeating Tidal Disruption Event in Possible Association with Two High-Energy Neutrino Events
Shunhao Ji, Zhongxiang Wang, Litao Zhu +2
We report a candidate repeating tidal disruption event (TDE), AT2022sxl, found from large-field optical survey data. Two flares with a separation time of 7.2\,yr between the…