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.

Equinox Infographic Preview

Equinox in Pictures: Balance of Day and Night

Discover the science behind the equinoxes with this infographic! Learn about the changing of seasons and the balance between day and night.

Infographics
Equinoxes & solstices quiz intro#2

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.

Quizzes
Space Exploration: Facts and Myths

Space Exploration: Facts and Myths 🚀

Did Apollo astronauts really leave their poop on the Moon?💩 See if you can tell truth from fiction in this quiz! Navigate through facts and myths about space exploration and try to earn the ultimate score!

Quizzes
Neptune Opposition

Planetary Opposition 2023: Saturn, Jupiter, and Other Planets At Their Brightest

~6 min

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

Astronomical News
Autumn equinox

First Day of Fall 2023: All About Autumnal Equinox

~6 min

In 2023, the last day of summer in the Northern Hemisphere is September 23! On that day, the autumnal equinox will occur, marking the beginning of fall. Here is all you need to know.

Astronomical News
Astronomy Facts: True or False?

Astronomy Facts: True or False? 🌌🌟

Is it true that there are more stars in the Universe than grains of sand on the Earth? Discover if you have what it takes to shine like a star in our quiz about the cosmos and get a maximum score!

Quizzes
What is a Supermoon

Supermoon 2023: Why Is The Moon So Big Tonight?

~7 min

Supermoon – is it worth the hype? 🌕 Find out if the big Moon in the sky is a Supermoon and how extraordinary this event is.

Astronomical News
Planetary Alignment 2023: What Planets Are Visible Tonight?

Planetary Alignment 2023: What Planets Are Visible Tonight?

~10 min

What is a planet alignment, and when to see the next one? Check out this article to ensure you do not miss the moment the planets line up in the sky.

Astronomical News
The reason for the changing seasons: the Earth's axial tilt

Why Do We Have Seasons on the Earth?

~4 min

Have you ever wondered: “Why does the Earth have seasons”? In this article, we’ll give you a full explanation of the changing seasons of the year.

Astronomical News
Celestial coordinates

Celestial Coordinates: RA, Dec, Alt, Az, Etc.

~7 min

Want to finally understand the scary terms “right ascension” and “declination”? 🤯Read our ultimate guide to celestial coordinates!

Astronomical News