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.
Alignment Of Planets 2023: What Is It? When Will The Planets Align?
What is a planet alignment, and when to see the next one? Check out this article to ensure you do not miss the moment when the planets line up in the sky.
Spring Equinox 2023: What Exactly Is It?
When does spring begin? Why are day and night not really equal at the vernal equinox? And why isn't the spring equinox always the March equinox? Find out here!
Zodiacal Light – False Dusk or False Dawn
What is that mysterious light stretching from the horizon after dusk or before dawn? Explore it with our article – it may be the rare and beautiful zodiacal light!
Equinoxes Explained
Discover the science behind the cosmic events of the equinoxes with an engaging infographic! Learn about the changing of seasons and the balance between day and night.
Solstice: When is it, and what causes it?
The June 2023 solstice takes place on June 21. What happens on the solstice? Here’s what you need to know.
What is a retrograde in astronomy? Retrograde meaning in simple words
Figure out how retrograde motion works and learn if you should dread Mercury retrograde.
Can you tell an equinox from a solstice?
The two equinoxes and two solstices mark the beginning of astronomical seasons. But what is the difference between an equinox and a solstice? And what's the reason the Earth has seasons at all? Take this quiz to get answers to these questions and learn fun facts about equinoxes and solstices.
Winter Solstice 2022: When Is the Shortest Day of the Year
Winter solstice 2022 is coming on December 21 in the Northern Hemisphere — learn the science and culture behind the shortest day of the year.
The Best Time to View Planets: What Is Opposition in Astronomy?
The best time to view most planets is at the astronomical opposition. Find out what it means and when to see the upcoming oppositions.
How Does a Lunar Eclipse Work: How Often Are Lunar Eclipses?
What causes lunar eclipses? How often do they happen? When is the next one? Get answers to these and other questions from our article.