検索キーワード： 天文学・宇宙

The smallest planet in our solar system is also the closest to the sun. That means on Mercury, one year is just 88 days long! Discover more facts about the small but mighty Mercury.

Mars is famous for its coloring, but the fourth planet from the sun has more than that going for it. Discover more interesting facts and secrets about the famous "red planet."

The second brightest object in the sky, after the moon is Venus. It's also the only planet named after a woman. Learn more about bright, beautiful Venus, named for the Roman goddess of love and beauty.

Far off Neptune holds many mysteries! Its great distance from the sun makes it the coldest planet in the solar system. Discover the secrets of this chilly, blue ice giant that was named after the sea.

Saturn is famous for its rings. This very windy planet has another claim to fame—it has the most moons of all eight planets! Discover more amazing facts about the sixth planet in the solar system!

Scott Kelly, an American astronaut, went to space in the 1990s and 2000s. In 2015, he spent nearly a year in space. While there, his body was compared to his twin's on the ground. The data helped us learn about the impacts of space on the human body. Learn more about Kelly's life as an astronaut!

The sun shines bright during the day, but why can't you see it at night? Follow the patterns of the sun and Earth to learn what causes day and night.

Animals have many traits that help them survive in the wild. Inspired by animals' incredible abilities, military forces have created many machines over the years to achieve success on the battlefield. From the first remote-controlled vehicles to the advanced machines of tomorrow, learn how military robots and drones often imitate the abilities of animals throughout nature. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.

Do you see that? It's a plane! Find out about the people who fly them. Listeners will learn what pilots do and how people get this exciting job.

Uranus is the seventh planet from the sun and has a special feature, it tilts! Discover the mysteries of this ice giant that sits half in darkness for more than 40 years at a time!

Everything about Jupiter is big! Its size is big. Even its storms are big! Get the big and small facts about this gas giant that can be seen glowing in the night sky.

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!

If you've ever wanted to blast off into space, you're about to find out everything you need to become an astronaut - and the answers to all the big questions like, how do you wee in space? What can you see from the International Space Station? And how could we build a colony on Mars? Your mission, if you choose to accept, is to pull on your spacesuit and join your guide, real astronaut Tim Peake (and a host of expert STEM characters) in this fascinating adventure through space, time and the diary of one truly incredible space adventure.

Let the mission begin with this far-out series. This volume includes Mars Rovers, Robonauts, Rockets, and Space Shuttles.

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.