検索キーワード： 天文学・宇宙

Have you ever wondered why the days are so long in the summer and short in the winter? Or why we have hot weather and colder weather? Read on to learn about the Earth, how it spins around the Sun, and the seasons!

When it’s your birthday, you add one Earth year to your age. Have you ever wondered how old you would be in Saturn years? What about Mars? Read on to learn about the planets of our solar system and how long it takes for them to complete one whole orbit.

Many things look very different seen up close. To us, the sun is a giant ball of light in the sky, but to other solar systems, it might look like just another star! Those tiny lights you see in the night sky are what our sun might look like from another planet far out in space. The sun gives light and energy to our entire solar system, and is necessary for many other things. Can you name them all?

Where do all the metals on earth come from? They were all made by stars! In this science story, you'll discover how the fusion of atoms in dying stars in space creates enough heat and energy to make metals.

Over time, cultures from around the world have given us many different myths about our home galaxy. When you look up at the sky at night, what stories would you tell about what you see?

Our sun is great at shining down light and heat on earth, but was the sun always that bright? With the help of gravity, the sun is eventually able to produce enough energy to give off light. Our sun has kept this up for four billion years and will keep shining for another five billion years!

One way astronomers search for planets is by looking for the shadows they cast in front of stars.

The Sun is our closest star. Stars produce heat, light, and do not orbit other celestial objects.

Beliefs about the shape of the earth have varied over the millennia, but the Ancient Greeks were able to observe that our planet is round and even Eratosthenes attempted to measure its size. It was not until explorers had fully charted the globe that most people were really able to comprehend its spherical shape.

Anna must wake up late and struggle to keep warm outside so she can watch a meteor shower.

Who knows what is at the end of a black hole? Astrophysicists!

Galileo used his telescope to discover new and marvelous mysteries in the night sky!

Are there more than 13 planets in our solar system? Learn how astronomers categorize the objects out in space.

If scientists found a way to live on a different planet, would they tell people they could live there and make it a new Earth?

Astronomers have discovered a distant planet that can possibly sustain life. The planet is known as Earth and is inhabited by humans! Children will enjoy seeing how aliens might imagine the shapes and colors of Earth's creatures.

Dive into the exciting space adventure of Astro the Asteroid, a children's story about space that will captivate your little ones' imaginations while they learn about the wonderful universe surrounding us. This audiobook is perfect for children aged three to six who dream of stars and galaxies, offering a unique mix of fantasy and authentic scientific facts to learn some basic astronomy. Get your kids ready for a journey that will teach, inspire, and entertain them!

On July 20, 1969, Neil Armstrong took one giant leap for mankind when he became the first person to set foot on the moon. Now, listeners can step back in time to learn about what led up to the Apollo 11 moon landing, how the historic event unfolded, and the ways in which one remarkable day changed America forever.

Take flight on an exciting, fun-filled adventure exploring the history, technology, and future of airplanes. From the earliest flying machines to the high-tech jets and spaceplanes of the future, this book is packed with fascinating facts, immersive storytelling, and stunning visuals that bring the world of aviation to life.

Learn all about the lives and extended space adventure of astronauts Suni Williams and Butch Wilmore in this exciting biography. In March 2025, Suni Williams and Butch Wilmore splashed into the Gulf of Mexico. A pod of dolphins greeted them, and their friends and family celebrated their return...

Hör Dich schlau! Die erfolgreiche Wissens-Hörspielreihe geht weiter. Erforsche den Mars : Auf geht's zum Mars! Das Trio Theo, Tess und Quentin folgt Kinderfragen und reist zum Mars, um Antworten zu finden. Gibt es Leben auf dem Mars? Wer erforscht, wie es dort aussieht? Und werden wir irgendwann mit Raumschiffen zum erdähnlichsten Planeten unseres Sonnensystems reisen können? Von der Entstehungsgeschichte über die Besonderheiten, die Atmosphäre und die Monde des Roten Planeten bis hin zu topaktuellen Forschungswissen und geplanten Missionen in der Zukunft.