A 2″ eyepiece delivers a wider true field of view (the actual amount of sky visible) than a 1¼” eyepiece of the same focal length. Two factors determine the true field: the telescope’s focal length ...

The Vera Rubin Observatory uses the world's largest digital camera to capture incredibly detailed images of space. It will create a 10-year, time-lapse movie of the southern sky, showing how the ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth Margherita Bassi - Daily Correspondent A section of the new photomosaic of the ...