solar-scopehttps://www.astronomy.com/picture-of-the-day/photo/solar-scope/Solar scope | Astronomy MagazineChris Cook from Long Beach, California The McMath-Pierce Solar Telescope stands beneath a dark, moonless sky at Kitt Peak National Observatory in Arizona. The photographer took 90 one-minute exposures with a Canon DSLR at f/2.8 and ISO 2500.https://www.astronomy.com/uploads/2025/01/startrails-mcmath-chriscook-1568x1141.jpgInStockUSD1.001.00articleASY2025-01-252025-01-24157863
The McMath-Pierce Solar Telescope stands beneath a dark, moonless sky at Kitt Peak National Observatory in Arizona. The photographer took 90 one-minute exposures with a Canon DSLR at f/2.8 and ISO 2500.