From caves to the cosmos | Space photo of the day for Oct. 14, 2025By otako_fzbgs4 / October 14, 2025 ESA astronaut Marco Sieber journeyed deep underground in Italy’s Apennines for CAVES training Related posts: Catch solar bursts in new citizen science project Sped-up simulation of Hera’s Mars flyby Hera asteroid mission’s Mars flyby Watch live: Images from Hera’s Mars flyby
