Fun Facts

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.

Explore the closest planet to the Sun! Find out how long a day on Mercury is and how many moons the planet has. Also, keep up with the upcoming Mercury events!

Why is Mars red? What’s the gravity on Mars? Read this article to get answers to these and many other questions and learn more about the Red Planet.

How many rings does Saturn have? Where is Saturn tonight in the sky? Find answers to these and other most common questions about Saturn in our article.

Here’s everything you need to know about Apophis, the massive asteroid once predicted to crush into the Earth. 😱 See if you should cancel your plans on April 13, 2029 (and later).

Discover 10 of the world′s most famous observatories – from historic landmarks to cutting-edge research sites. Perfect destinations for astronomy lovers and avid travelers alike!

Ghosty halos, mirages, monochrome rainbows, and other bizarre sky phenomena — take the quiz and uncover the atmosphere’s most stunning secrets!

From extreme temperature swings to weird sunrises — this quiz will test your knowledge about Mercury. Only 12% of people can ace it. Will you?

In June 2025, Venus is farthest from the Sun and easiest to observe! Get to know the planet and learn about upcoming Venus events in this article.

Uranus has a peculiar chemical composition, extreme temperatures, and the most unusual axial tilt. Here we’ll take a closer look at this planet.