検索キーワード： 天文学・宇宙

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.

How can the moon or sun seem to disappear right before our eyes? When the moon, the Earth, and the sun align just right in their orbits, they can cause a solar or lunar eclipse! Find out how light and shadow work together to trigger these cool events.

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.

Este libro te contará todo sobre las grandes maravillas que flotan sobre tu cabeza y te enseñará a encontrar algunos planetas y estrellas especiales desde la ventana de tu habitación. En esta divertida y emocionante guía, descubrirás todo sobre los signos del zodiaco y cómo pueden hacerte valiente, cariñoso, divertido, creativo ¡y mucho más!

When you were born, there was a sign of the zodiac that ruled the night sky. Astrologers believe that the particular sign appearing the moment you were born would influence your personality throughout your life. In this fun & exciting guide, you'll find out all about the signs of the zodiac & how they might make you brave, caring, fun, creative, & more! This book is also going to teach you all about the wonderful things floating around above your head & how to find planets & stars from your bedroom window.

“How do you travel in style across the galaxy?” “What do aliens really look like?” “What is the Fermi paradox and why should we care about it?” Discover the answers to these questions and many more at the Supervillain Academy: the magnificently morbid school for young bad folks-in-training. Learn more about how the search for extraterrestrial life and the search for planets are linked, the exoplanets and extremophiles that can be found all over the galaxy, and the weird and wonderful ways scientists think we (might) be able to travel around space.

Explore the wonders of the world and the furthest frontiers of space – and learn to build the universe’s most incredible sights with LEGO® bricks! Look inside volcanoes, travel to the deepest depths of the ocean, find out what happens inside a black hole, send a message to aliens, and much, much more! Includes more than 70 out-of-this-world LEGO models to inspire you!

هناك العديد من الدول التي تعمخل على تطويرلمشاريع تهدف الى استغلال القمر كمساحة للتعدين أي إن صح التعبير، ترى في القمر منجم عملاق غني بالمعادن.

Imagine taking a flight to the stars! Yo pretends to take a rocket into the sky to visit the stars–only he wonders if he will see the stars. Yo doesn’t want to crash into them if he can’t see them!

Of all the historic spacecraft vehicles displayed at the Cradle of Aviation Museum in New York–one remains special! On the Moon, it gave shelter to the astronauts. The National Aeronautics and Space Administration Lunar Module–also used as a communications center–the LM-13 was built to transport people from earth to outer space! Learn what else makes this aeronautical spacecraft special!

Have you ever wished you could go to the moon? Learn about Neil Armstrong, Edwin Aldrin, and their fellow astronauts on the Apollo 11 who took the first steps on the moon! Discover the process and challenges that NASA overcame to safely send people to the moon with engineering and physics. Understand how this historical moment affected space exploration for countries all over the world.

Could there be life forms on planetary moons such as Europa, Jupiter’s icy moon or Titian, one of Saturn’s largest moons? Although our moon is made of mostly rock, astronomers believe life may exist on other moons! Scientists know liquid water is needed to support life, and Europa has plenty of it. What other key ingredients are needed for life to exist in our solar system?

Embark on an out-of-this-world adventure with "Orbiting the Sun, Planets of the Solar System," a captivating and educational children's book that takes young listeners on an exciting journey through space! Packed with colorful illustrations and fascinating facts, this book is the perfect guide for budding astronomers and curious minds.

¡Siete insólitos destinos para quienes deseen pasar unas vacaciones de otro planeta! Una descripción detallada, original y divertida de cada uno de los planetas del Sistema Solar, que incluye información sobre las misiones espaciales que los visitaron y datos sobre los sitios web oficiales que actualizan la información día a día.

Have you ever heard of the Showdown at Separation Point? In 1878, astronomers, James Watson and Urbain J.J. Le Verrier, disagreed about the existence of a planet, being named Vulcan, between the sun and Mercury. During an eclipse over Wyoming with telescopes and sky maps, they were finally able to discover which astronomer was right. Who do you think won this science showdown?

Do you know that astronauts are not the only living beings who can travel through space? Our human microbes do as well! When human astronauts go into space and return, they bring the microbes inside their bodies with them! Learn what these organisms teach scientists and how they can affect the human body both in space and on Earth.

Have you ever wondered what living in space would be like? Meet the Kellys who are identical twins and both astronauts for NASA. With one brother in space and the other on Earth, they are an experiment to learn how human bodies that share the same DNA are affected by living in space for a long time. What do you think NASA can learn from this twin science study?

Take a ride on a rover with NASA as they explore the planet Mars. Learn how NASA explores Mars for evidence of life especially the existence of water. Scientists believe that life depends on water. Is it possible that Mars had life and why is it so different from Earth? Discover the tools, equipment and methods scientists use to uncover rock, water, and fossils to test as evidence of life.

What should you expect if you want to become one of the first inhabitants of a Martian colony? Humans have never lived on Mars so they will have many challenges to overcome in order to successfully stay there. Learn what the future lives of new Martians will be like and understand the obstacles they will need to overcome in order to build a new Martian society.

Do you know what kinds of food astronauts eat and drink while on a space mission? Learn how NASA prepares, dries and packages different food so it lasts for the journey! Find out the different ways that astronauts cook and eat in space which has zero gravity so it doesn't float away. Discover how astronauts use a very different kind of bathroom toilet and what happens to human waste in space.

Did you hear? Pluto is not considered to be a planet anymore—but don’t worry, astronomists used scientific evidence to prove Pluto's demotion. Learn about the scientific method and how it allows scientists to reevaluate theories as new evidence emerges. What do you think Pluto should be classified as? Planet or Dwarf Planet?

Have you heard of the spidernauts? These two special jumping spiders were sent to space for a special mission—to see how they would adapt to microgravity. Would the spiders still be able to hunt for their food for their survival or would they starve? Learn how this experiment with insects was important to understanding microgravity and its effects on the human body!

Das Universum ist voll mit Sternen, Galaxien, Planeten und jeder Menge anderer cooler Dinge. Jedes davon hat seine Geschichten und die Sternengeschichten erzählen sie.Sternenstaub, Perseushaufen, Killersatelliten, Schwarze Löcher, Weiße Zwerge ... In über 600 Folgen hat der Physiker Florian Freistetter in einem der erfolgreichsten deutschsprachigen Podcasts die Phänomene des Alls in Sternengeschichten verwandelt und sie verständlich und spannend erklärt.