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 ...

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

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.

If you have the time and clear sky to the north, you might want to check out an open cluster that is seldom observed. An ...

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

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

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.