Aldebaran and Centauri File Mineral Resource Update on the Rio Grande Gold-Copper Project on SEDAR+

VANCOUVER, British Columbia, April 16, 2026 (GLOBE NEWSWIRE) -- Aldebaran Resources Inc. ("Aldebaran" or the "Company") (TSX-V: ALDE, OTCQX: ADBRF) and Centauri Minerals Inc. ("Centauri") are pleased to announce the filing on SEDARof an updated Technical Report and Mineral Resource Estimate on the Rio Grande gold-copper project in Salta, Argentina (the "Rio Grande MRE"), prepared in accordance with National Instrument 43-101 - Standards of Disclosure in Mineral Projects.