Latest News on Astronomy and Sky Watching — Stargazing Calendar

Discover the best Christmas sky sights in December 2025: planets, meteors, festive constellations, and more – with easy tips for spotting them.

What is that bright dot shining near the Moon tonight? Find out about stars and planets that can be seen next to our natural satellite this month!

On December 19, 2025, the rare interstellar comet 3I/ATLAS will make its closest approach to Earth! How dangerous is this? Find out what it means for our planet.

Learn how to see Starlink satellites in the sky from your location and get info on the upcoming Starlink launches.

Discover Pollux – the brighter of the two “twin stars” in Gemini. Learn when and how to see the star, and what is special about it.

Winter solstice 2025 is coming on December 21 in the Northern Hemisphere — learn the science and culture behind the shortest day of the year.

The next solstice takes place on December 21, 2025. Discover what solstices are and why they mark the shortest and longest days of the year.

The summer solstice in the Southern Hemisphere occurs on December 21, 2025. Discover the science behind the longest day of the year.

Explore the Full Moons of 2026, see when each one occurs, and discover the standout features of every Full Moon this year.

We’ve handpicked the best celestial event for each month of 2026 — check them all out and plan your year under the stars!

These aren’t the biggest sky events of 2026 — but they’re still unique, beautiful, and worth stepping outside for.

How big is Neptune? What is Neptune made of? Why is Neptune blue? Read our article and learn curious facts about the outermost planet in the Solar System.

Discover the science of retrograde planets! Understand the mechanics of retrograde motion, its causes, and its significance in the study of astronomy and planetary behavior.

Bright Jupiter is known for its enormous size, many moons, and mysterious Great Red Spot. Read our article to uncover all the secrets of the giant planet.

The best time to view most planets is at the astronomical opposition. Find out what it means and when to see the upcoming oppositions.

Bright, beautiful, and easy to spot — the Beehive Cluster is a must-see. Learn how to find this star cluster and what makes it special.

Discover Antares, the red supergiant star in Scorpius. Learn how to find it in the sky and when the star will meet the Moon and planets in 2025.

Discover when to see the Delta Aquariids — one of the most active Southern Hemisphere meteor showers — and the Alpha Capricornids in July 2026.

Learn why the Kuiper Belt was named after a man who didn’t discover it and how its objects might help us find another Solar System planet.

December Supermoon 2025 is extreme! It rises highest in the Northern Hemisphere and hovers lowest in the Southern Hemisphere. Get to know this special Full Moon!