Astronomers measure a star’s brightness using the apparent magnitude system, where lower values indicate brighter stars.
For the ancient Egyptians, the stars were more than a spectacle; they were essential to life. Astronomy played a key role in ...
Plus: Saturn’s moon Iapetus is visible, our Moon passes the bright star Spica, and Mars skims south of Pollux in Gemini in ...
The tradition of star chart mapping in Africa extends far back in history, suggesting that ancient African cultures were keen ...
If you’ve looked up at the night sky recently, you may have noticed some things that look a little out of the usual.
Venus is particularly bright in the night sky this month, outshining even Sirius, the brightest star. For observers at mid-northern latitudes, the planet remains visible for about four hours after ...
Astronomers are often asked how the casual observer can distinguish planets from bright stars in the night sky. It is commonly ... and prominent star such as Sirius or Rigel, both of which can ...
I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...
As we proceed into the heart of winter, this month’s Colorado sky displays a marvelous treasure trove of bright stellar gems ...
Procyon, Sirius and Betelgeuse in Orion form the Winter ... Join our Space Forums to keep talking space on the latest missions, night sky and more! And if you have a news tip, correction or ...
THE first full moon of the year, known as the Wolf Moon, will be visible alongside Mars tonight. Stargazers are encouraged to ...