A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

From the Nevada desert to the Oregon coast, these heritage railroads allow you to see the stars while rolling through the ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky this week.

Get a huge discount on the Celestron StarSense Explorer LT 80AZ telescope in time for the upcoming Lyrid meteor shower, full ...

What's happening in the skies over North Texas this month? April holds some spectacular sights in the night sky. Check out ...

Sirius, in the constellation Canis Major, is the brightest star in the sky. It’s twice as massive as the Sun. Canopus, the ...

The constellations Taurus, Orion, Canis Major, and Gemini grab attention this month, while Mars, Jupiter, and Venus dominate the planetary scene.

Right after launching, a bunch of satellites heading to join the megaconstellation looks like a string of moving stars going ...

Swarms of satellites launched by SpaceX and other companies are disrupting astronomical observations. Here's how scientists ...

One of the great things about astronomy is that it's full of surprises, especially when it comes to comets — you just can't predict when a new one might pop up. But when one does appear, it gets both ...

April holds some spectacular sights in the night sky. Check out the list below. Mars will appear not far from the “twin stars” of Pollux and Castor, in the Gemini constellation. During the ...