Learn the step-by-step process to calibrate and stack astrophotography images taken over multiple nights! Improve image quality, reduce noise, and capture stunning deep-sky objects like a pro. #Astrop ...

Astrophotographers combat satellite streaks by capturing a multitude of short exposures over the course of a single session.

It's a beautiful clear night. The stars are out and the moon looks breathtaking against the sky, so you reach for your phone ...

If you do check out Jupiter with a small telescope on Sunday night, you'll see all four Galilean moons, with Ganymede and Io on one side of Jupiter and Europa and Callisto on the other. The ...

Fresnel zone plate (FZP) stacking is an approach to enhance diffraction efficiency in x-ray focusing and imaging by physically aligning 2 or more FZPs to increase the effective thickness and optical ...