Astronomy Basics
Astronomy is the study of everything in the Universe beyond Earth's atmosphere. That includes objects we can see with our naked eyes, like the Moon, planets, and stars. It also includes objects we can only see with telescopes or binoculars, like distant galaxies and nebulae. But it doesn’t take much skill or equipment to get started with stargazing or amateur astronomy, and you can do it almost anywhere. Here you'll learn all the essential things about astronomy that will help you to pave the way into the world of stargazing.
Summer Solstice 2025: The First Day of Summer and the Longest Day
Discover the science behind one of the most important celebrations in the world. Here is everything you need to know about the summer solstice!
Planetary Opposition 2025: Best Time to See Planets
The best time to view most planets is at the astronomical opposition. Find out what it means and when to see the upcoming oppositions.
What Is Elongation in Astronomy? Next Up – Venus Greatest Elongation
What is elongation, and what does it have to do with the planets’ visibility in the sky? Get familiar with the concept of elongation and learn how to choose the perfect time to observe the planets!
Proof the Earth Is Round: Debunking Flat Earth Theory
What is the real shape of the Earth? It turns out, the answer is not obvious for some people! Take a look at 7 ways you can prove that the Earth is round.
What Is a Comet? All About The Cosmic “Dirty Snowballs”
Hairy stars, dirty snowballs, cosmic time capsules – that’s all about comets. Let’s dive into the science and history of comets, uncovering their role in the universe and their impact on us.
Earth Quiz: Explore Our Special Planet 🌍
How well do you know our planet? Dive into Earth's wonders, test your knowledge, and learn something new about our home in space. Take the quiz now!
6 Planets Align on August 10, 2025, Near the Full Moon
The Large Planetary Alignment is coming! 6 planets will be visible in the mornings around August 10 — the Full Moon will complete the picture. Find out how to see the planets lining up in the sky.
Retrograde motion explained: what is retrograde motion in astronomy
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.
Winter Solstice 2025: The Shortest Day of the Year
Winter solstice 2025 is coming on December 21 in the Northern Hemisphere — learn the science and culture behind the shortest day of the year.
Equinox 2025: What Is an Equinox?
The equinox is here! Discover what makes this day special, why day and night are nearly equal at the equinox, and when the next one will occur.