The difference between how light behaves on Earth and how it travels in the emptiness of space, explains the beautiful blue skies and the vast darkness of space. Why is the sky blue in colour?

“We also find an approximately 0.3 percent chance that Mars will be lost through collision or ejection and an approximately 0 ...

If there happen to be any lifeforms flitting about our solar system, let's hope they aren't camera-shy. The world's largest ...

From the ISS, scientists are capturing rare lightning above storms that could impact radio, climate, and safety.

From deep blue night skies to flowering yellows that attract bees, from the fiery reds of blood to the orange of roaring ...

The last to get out, Kerianne Flynn, pointed at the sky and shouted: "I went to space ... Earth's climate and ozone layer. On its web page under the title "Protecting our Planet" Blue Origin ...

Scientists are using instruments on the International Space Station to shed light on the mysterious appearances of transient ...

A news conference is held after Jeff Bezos's Blue Origin launched an all-female space crew, including Katy Perry and Gayle King, into space for 11 minutes before safely touching down back to Earth ...