検索キーワード： 天文学・宇宙

In 1949, Dorothy Vaughan became the first African American woman to lead a team at NASA's Langley Research Center. Her work as a mathematician was an important part of helping the United States explore space. Learn more about Vaughan's life as a famous mathematician!

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.

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!

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!

Space isn't just the final frontier—it's big business! From exploration to space vacations, learn how private businesses are transforming the future of space travel and exploration.

What’s inside a black hole? What are the sounds we hear from the depths of space? How did the moon form? When it comes to the realm beyond our planet, there are a whole lot of questions we’re still trying to answer.

Militaries need fast and powerful machines in the air. Fighter jets, cargo planes, and other amazing aircraft zoom over land and water to get the job done!

As humans continue to make amazing discoveries in outer space, we also face a unique challenge—living in an environment that we're not meant to live in. Find out how long-term exposure to outer space affects the human body and what scientists are doing to combat it.

Over the last 400 years, telescope technology has come a long way. From dying stars to burping black holes, take a look at the most exciting discoveries in deep space.

In the vastness of space, countless planets exist. Scientists are actively studying as many of them as they can. How many could support life as Earth does? And what other wonderful worlds will our technology find?

The moon is more than a giant rock orbiting Earth—it could become a gateway into deeper space! Find out how NASA and other international and commercial agencies are working together to explore and build on the moon.

NASA's Orion spacecraft is pushing the limits of space travel and exploration like never before. The ultimate goal is a mission to Mars! Learn about the challenges that scientists, engineers, and astronauts must overcome to make this dream a reality.

Satellites may exist out in space, but they let us study Earth from the outside looking in. From climate change to natural disasters and more, find out how scientists are using satellites to tackle some of our world's most challenging problems.

This program features an introduction and epilogue read by the author. "In the grand tradition of Carl Sagan and Neil deGrasse Tyson, we now have a new tour guide to the cosmos."―Charles Cockell, Professor of Astrobiology, University of Edinburgh "Absorbing, informative, and entertaining...

Stay curious with Dr. Mae Jemison, the first African American woman to travel to space and participate in NASA’s space program.

Max Axiom and the Society of Super Scientists go on a fact-finding mission to learn about Near-Earth Objects and discover methods that scientists are developing to defend our planet.

What is the sun? Why do we have seasons? What are eclipses? Learn the answers to these questions and more.

Could aliens from outer space really exist? And have they visited Earth? Listeners will be captivated by exciting tales of alien encounters while also learning the facts about each claim. Which stories could be true, and which fakes will be exposed?