The hours following sunset on Dec. 25 offer a wealth of naked-eye astronomy targets that can put even the most glitzy ...

The final night of 2025 is the perfect time to watch the moon close to the Pleiades, find the brightest star in the night sky ...

Posts claiming a celestial "smiley face” will light up the night sky over Christmas aren't true. But the Christmas Tree ...

Note: This is the sixth and final in a series of guest opinions commemorating the Craters of the Moon National Monument centennial. When Craters of the Moon was designated as a national monument 100 ...

Here’s everything you need to know about astrophotography in January 2026: ...

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a "micro" new moon. A super “beaver moon” rises behind Monte Prena in Italy’s ...

For centuries, the saying "Red sky at night, sailor’s delight. Red sky in the morning, sailors take warning" has been used to predict the weather – but is there any truth to it? According to ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › I knew city light pollution clouded the stars, but when I went camping in the country ...

John Meader runs a company called Northern Stars Planetarium, traveling around the midcoast and central Maine with an inflatable-dome star theater, for educational programming at schools, public ...

Light pollution is reshaping ecosystems and human health. Discover how dark-sky initiatives protect nocturnal ecology and ...