How to use the Summer Triangle stars — Vega, Deneb and Altair — as a key to unlock your understanding of the night sky.

Astronomers have discovered a giant, 500-light-year-wide cavity between two star-forming regions in the constellations ...

Reflect Orbital moves ahead with the company's first Eärendil launch amid concerns from the astronomical community.

If you can, plan a night when you can head to a darker sky area. Two great dark sky parks are Observatory Park in Geauga Park ...

This summer the Delaware Museum of Nature & Science offers Star Lab, Backyard Club, Nerd Nite, Delaware 250 history & lots ...

This Friday night, hundreds of Glacier National Park visitors are sure to see why Montana earned its reputation as the “Big ...

In April, I stood before the Goryeo Kingdom's Cheomseongdae in Kaesong, once known as Hwangdo, the imperial capital of Goryeo, and now one of the UNESCO World H ...

There are also concerns that huge amounts of space debris from satellites could increasingly crash into each other in a dangerous chain reaction known as "Kessler syndrome." View on euronews ...

This week I want to take you to the maternity ward of stellar birth. Since stars, including our sun, are basically huge balls of mainly hydrogen gas, it only makes sense that stars are born out of ...

This past year, we’ve been blessed with a heavenly host of celestial phenomena, and the entrants of the ZWO Astronomy Photographer of the Year contest have captured stunning images of many of them.

The Moon passes 2° south of Venus at 1 P.M. EDT. By this evening, they are roughly 6° apart, with the Moon to Venus’ lower left in the sky tonight, instead of the lower right (as it appeared yesterday ...