A distinctive blue and green image of Earth reveals our planet's most remarkable features. At 4.54 billion years old, our home world is a venerable object. But it was only with the arrival of the ...

A world seen orbiting a 3-million-year-old star about 520 light years from Earth is one of the youngest known planets, offering a window into early planet formation. The star is an early-stage ...

Earth is a pretty unique place. Thanks to its location in the habitable zone, life as we know it was able to grow and thrive on the planet. However, in our brief time exploring the surrounding cosmos ...

So how old is our planet, and how do we even know its age? Earth formed about 4.54 billion years ago, about 10 million years ...

Hans Zimmer shares the tracks that inspired him and his team to create the incredible, original soundtrack for BBC One's Planet Earth II. Would you have what it takes to capture the incredible ...

Former NASA cadet Ronald Garan experienced a 'lightbulb' moment after having an uninterrupted view of our world. The ...

During the most critical month of the year, May, the Planet Earth Live team followed the lives of individual young animals growing up in the wild. They captured the incredible real life stories ...

Billions of years ago, the fourth planet from the sun could have been mistaken for Earth’s smaller twin, with liquid water on its surface—and maybe even life. Now, the world is a cold ...

Computer simulations suggest that there is an undiscovered Earth-like planet lurking in the distant ... [+] Kuiper Belt, well past the orbit of Neptune (artistic illustration). There may be an ...