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.

According to scientists, this ambipolar electric field is thought to be just as crucial to Earth as both gravity and ...

Earth's circumference is 24,901 miles (40,075 km), making it the ... plus trace amounts of other gases. The atmosphere has four layers. The troposphere is the layer closest to the surface of ...

Sounding rockets launched from the Poker Flat Research Range north of Fairbanks, Alaska, lit up the night sky for miles ...

A layer of charged particles, called the ionosphere, surrounds Earth, extending from about 50 to 400 miles above the surface of the planet. Disclaimer: AAAS and EurekAlert! are not responsible for ...

Beyond the outer core lies the mantle, a 1,800-mile-thick layer of viscous molten ... Ninety percent of Earth's atmosphere lies within just 10 miles of the planet's surface. The silhouette of ...

The boundaries between planet Earth, the moon, and deep space just got fuzzier. According to a new analysis of data recorded by a spacecraft more than 20 years ago, the outer fringes of our cozy ...