It seems as if Earth's atmosphere is incredibly thin, wrapped tightly around our planet. In fact, the atmosphere consists of multiple layers, with some scientists of the opinion that the atmosphere ...

The faraway exoplanet could help provide answers as to why there are hardly any planets with twice the diameter of Earth.

But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that ...

The rocket launched from Florida’s Cape Canaveral Space Force Station during the afternoon hours, but it was already dark ...

NASA astronaut Butch Wilmore has captured an image of a blue jet sprite in the Earth's atmosphere, a rare phenomenon only confirmed in recent years. Astronaut and keen astrophotographer Don Pettit ...

Keep reading to learn more about Earth's different layers, its atmosphere, and what makes the "blue planet" unique. Earth is made out of different layers, and those layers get hotter and more ...

Ancient oceans, which were heavy on iron, interacted differently with light wavelengths, retracting green light into the ...

The moon will appear a striking reddish color in a few weeks when a magnificent total lunar eclipse becomes visible all ...

These images show the spacecraft taking on a deep red hue as the sunlight is refracted through the Earth’s atmosphere, resulting in a shadow cast on the lunar surface. “Firefly’s Blue Ghost ...