Sky This Week is brought to you in part by Celestron. Friday, September 19The Moon passes 0.8° north of Venus and 1.3° north ...

One of the questions I receive most frequently is this: Since the stars are so distant and their light takes many centuries to reach us, how do we know they still exist? An excellent question but one ...

Gaia mapped billions of stars and revealed hidden connections in the Milky Way, reshaping how we understand our galaxy.

September’s Full Corn Moon is eclipsed for some observers, Titan passes behind Saturn, and Mars moves north of Spica in the ...

Astrophotography often misrepresents the naked-eye appearance of celestial colors, as cameras capture saturated colors unattainable by human vision due to limitations in photoreceptor sensitivity. The ...

Two bright spots in your dark, pre-sunrise skies could very well be Venus and Jupiter, which are appearing very close together despite being millions of miles apart. Jupiter and Venus will appear at ...

The autumn night sky in Ireland is an observer's treasure-trove and the first celestial event of the season arrives on ...

In the past decade, the European Space Agency's Gaia space telescope has revealed the nature, history, and behavior of billions of stars. Our pioneering stargazer has reshaped our view of the skies ...