Looking for a sky event this week? Check out our full Sky This Week column. July 25: Great Square rising Asteroid 3 Juno ...

Looking for a sky event this week? Check out our full Sky This Week column. July 24: The Moon passes Antares Rising in the ...

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 ...

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

A bright Saturn's ring of satellites will encircle Earth if plans to launch a million orbiting data centers and tens of ...

Ambitious satellite plans may significantly brighten Earth's night sky for all observers. European Southern Observatory ...

In response to the numerous satellite megaconstellation projects orbiting Earth, the European Southern Observatory has ...

Charles Ross spent 50 years building “Star Axis,” a naked-eye observatory in New Mexico. Now his masterwork is ready. How to ...

The Perseid meteor shower is one of the year's best skywatching experiences, producing upwards of a hundred shooting stars at ...

An artist's impression of the disk of the Milky Way. (NASA/JPL-Caltech) It's easy to think of our home galaxy as a relatively ...