Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

On July 7, skywatchers will see a bright moon near red supergiant star Antares in the southeastern sky after sunset. It's one ...

The whole picture doesn’t become clear until you combine Webb data with Hubble data,” stated Rogier Windhorst, Regents Professor at Arizona State University, captioning a revolution in cosmic vision.

By Kat Troche As summer deepens in the Northern Hemisphere, a familiar constellation rises with the galactic core of the ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...