NASA’s Chandra X-ray Observatory captured this view of the massive Perseus cluster, one of the largest-known galaxy clusters. This graphic contains a map of the full sky and shows four of the hundreds ...

Isles of Sea and Sky is getting a new free update this week, providing new content and quality-of-life updates among the ...

Or even potentially visible in daylight during October, as Sky & Telescope suggests? It's too early to tell, but we'll soon ...

Fourth-year Chicago Sky point guard Dana Evans is a fan favorite. But she hasn't had consistent opportunities to establish ...

Astronomers and sky watchers have their fingers crossed that an approaching comet could put on a nighttime show on Earth next ...

Comets take the name of the discoverer, whether that be a human or an automated telescopic survey that robotically inspects ...

The NYPD is holding a security briefing Friday on the steps they are taking to protect officials, including getting more ...

Brazilian aircraft manufacturer Embraer says its automatic takeoff system will improve safety by reducing pilot workload, as ...

Van Gogh's brushstrokes in 'The Starry Night' create an illusion of sky movement so convincing it led researchers to wonder how closely it aligns with the physics of real skies. Marine sciences and ...

The September Harvest Moon, a partial lunar eclipse, will make its debut in the sky Monday evening and last through Thursday ...

On Tuesday evening, the Full Harvest Moon — also a Super Moon — undergoes a partial lunar eclipse visible across the U.S.

You can check out a super harvest blood moon, and a partial lunar eclipse. "Super harvest blood moon" almost sounds like a ...