Webb takes a closer look at Abell S1063, a distant galaxy cluster that acts like a cosmic lens, peering into the universe’s ...

The ever-moving lunar terminator has shifted to throw three prominent craters into contrast: Ptolemaeus, Alphonsus, and ...

Trump's Golden Dome defense system would protect the United States from advanced threats. Critics say it is upending ...

The most recent nearby supernova, SN 1987A, was in the Large Magellanic Cloud. The Milky Way’s youngest known supernova is ...

Today in the history of astronomy, NASA achieves its first lunar soft-landing.

Fred passed away peacefully June 1 in hospice at their home in Portal, Arizona. This is, of course, incredibly sad for those ...

This fanciful yet scientifically guided tale describes a visit to the Moon, and is considered by many the first work of ...

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

The smaller constellation Leo Minor lies to the upper right (north) of Leo in the west this evening. Leo Minor appears ...

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out before sunrise and face east. There, you’ll ...

Our waxing Moon shares western Leo with the Red Planet this evening, visible for a few hours after sunset in the west.