Special Dates

Astronomy Day is an annual event held on Saturday between mid-April and mid-May on or just before the first quarter Moon. But apart from this day, there are some other special dates that are related to astronomy. Such as Galileo Day, International Asteroid Day, Earth Day, International Day of Human Space Flight, and more. Here you'll learn what astronomy-related events exist and how to celebrate them.

Astronomy Day

Astronomy vs Astrology, Astrophysics, and Cosmology: Basic Concepts Explained

~4 min
Astronomical News

This brief guide will unravel the complex relations between astronomy, astrology, astrophysics, and cosmology. It provides a summary of each concept and its common traits.

The International Day of Planetariums 2021

All About Planetariums: What Is a Planetarium, And Why Are Planetariums Important Today?

~6 min
Astronomical News

Searching for a new leisure time activity? Visit your nearest planetarium! In today's article, you’ll find everything you need to know about space theaters.

The Earth & NASA Suomi NPP

Earth Day 2024: When Is the Earth’s Birthday?

~4 min
Astronomical News

As you explore the sky, remember that the Earth below us needs love, too. April 22 is Earth Day around the world, so let's use it to take care of our cosmic home! This article offers simple tips on how you can start making a difference for our planet.

Vostok 1 Spacecraft

April 12: Anniversary of the First Manned Space Flight

~6 min
Astronomical News

On April 12, we celebrate the anniversary of the first human spaceflight. Learn more about modern astronauts and space missions!

Stargazers looking at the Messier objects

Messier Marathon: How to See 110 Deep-Sky Objects In One Night?

~8 min
Astronomical News

Meet the Messier Marathon – a fun stargazing challenge! Discover how to find dazzling galaxies, star clusters, and nebulae in a single night. Are you ready to try?

Galileo Galilei portrait

From the Moons of Jupiter to the Laws of Motion: The Contributions of Galileo Galilei to Astronomy and Science

~7 min
Astronomical News

Happy 460th birthday, Galileo! Let’s take a closer look at the legacy of this remarkable man and how his work continues to shape our world today.

Chinese New Year 2024: Year of the Dragon

Chinese New Year 2024: Date and Facts

~5 min
Astronomical News

In 2024, Chinese New Year falls on February 10, starting the year of the Wood Dragon. 🐲 Read our article to learn everything about this traditional festival.

Zarya ISS Module

Celebrating 25 Years of the Zarya ISS Module: The Dawn of International Space Cooperation

~2 min
Astronomical News

Marking 25 years since the launch of Zarya, the first module of the International Space Station. No boring numbers on this great day – just a brief explanation of why Zarya is dope. 🔥

First cat in space

The Story of Félicette: How the World Almost Forgot About the First Cat in Space

~4 min
Astronomical News

60 years ago, France sent a stray cat into space. 🐈🚀 Learn the sad story behind the great space journey of the only cat in space!

World Space Week 2023

World Space Week 2023: Discover the Night Sky This Week with Our Special Offer!

~3 min
Astronomical News

Space buffs, don't miss out: we've prepared a special offer for World Space Week 2023. 🚀 Get ready for the celebration and receive a gift!