The lunar terminator, the sunset/sunrise line that sweeps across the Moon’s surface as the Moon orbits Earth, travels at a rate of 9.6 mph (15.4 km/h) along our satellite’s equator. Taking the average ...

If you find yourself increasingly intrigued by the night sky and yearn to see more than what is visible with the naked eye, you don’t need to buy a fancy telescope costing hundreds or thousands of ...

Stargazing is the ideal all-season activity that can help renew your appreciation for the endlessly vast galaxy while getting you out into the great outdoors. But if you’re peering out of your foggy ...

For backyard astronomers, the promise of image-stabilized binoculars is simple: sharper, steadier views of the night sky without a tripod. The question is whether that extra stability, and the ...

An entry-level binocular that is solidly made with fully multicoated Bak4 lenses and grippy rubberized body coating. They are waterproof and fogproof, and produced high-quality imagery of the night ...

The premier issue of Astronomy featured a column called “Constellation Close-up” written by Thomas C. Bretl. The first installment profiled the zodiacal constellation Capricornus. In honor of the ...

These binoculars do exactly what they set out to do: Allow observers to view the sun safely or protect the eyes during solar eclipse or partial eclipse events and they’re better quality than some ...

Human vision is pretty remarkable relative to the rest of the animal kingdom. We can pick out large objects miles away, but even “eagle-eyed” people with perfect vision struggle to make out details ...

Canon's 10x32 Image Stabilization (IS) binoculars are ideal for advanced skywatchers and now are retailing for only $899, just in time for Prime Day and the summer sky season. When you purchase ...

Coordinator for the Astronomy and Dark Sky Initiative for the Lake Fork Valley Conservancy Phillip Virden looks down the valley at the San Juan Mountains with his binoculars at Windy Point on ...

Getting your Trinity Audio player ready... If you find yourself increasingly intrigued by the night sky and yearn to see more than what is visible with the naked eye, you don’t need to buy a fancy ...