A laser disappears into the Milky Way’s heart photo of the day for July 16, 2026
A powerful laser guide star beams from the Gemini South Observatory into the night sky, serving as a critical tool for astronomical research and calibration. Captured in a photograph by Petr Horálek, an audiovisual ambassador for the U.S. national center for ground-based, nighttime optical astronomy at NOIRLab, the image depicts the observatory’s laser stretching toward … Read more