December for lovers of astronomy is highlighted by the Geminids meteor shower, as Greg Redern highlights in December’s ...

The long nights of December are an astronomical delight. The early evening sky hosts Saturn as the main feature, along with ...

On Nov. 2, 2000, the crew of NASA’s Expedition 1 opened the hatch to the International Space Station, which was the beginning ...

Amateur astronomers using a mid-sized telescope of around 6 inches in aperture will be able to enjoy particularly clear views ...

Skywatchers across the Northern Hemisphere are in for a captivating celestial show this weekend, with the Moon appearing ...

Look to the southeastern horizon in the hours following sunset on Nov. 29 — you'll be able to see the moon shine close to the ...

Eight distant worlds hold secrets that still puzzle scientists and spark endless curiosity. Each moon offers a strange allure ...

The moon reaches its first quarter phase on Friday (Nov. 28), marking a perfect opportunity to explore the half-lit lunar ...

That remains just one of the many achievements in Voyager 1’s illustrious resume, the spacecraft currently 15.79 billion ...

On the evenings of Friday, Nov. 28 through Sunday, Nov. 30, a waxing gibbous moon moves past Saturn in the southern sky — an ...

Understanding the moon’s seismic activity is critical to the success or failure of future lunar missions. Lunar seismic ...

Earlier this year, a team of astronomers discovered a new moon of Uranus that is minuscule, with a diameter of about 10km.