See a razor-thin crescent moon line up with Mars and Mercury at sunset on Oct. 23By otako_fzbgs4 / October 22, 2025 The waxing moon will appear alongside Mars and Mercury as the sun sets on Oct. 23 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