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

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 ...

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

there are already a few known symptoms that astronauts experience when they re-enter Earth's atmosphere. According to the ...

After a "fast and fiery re-entry through Earth's atmosphere", they are due to splash down off the coast of Florida tonight, ...

The pair waved and smiled as they emerged from the SpaceX Dragon, which splashed down off the coast of Florida.

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

Space changes the human body in many ways. From bone loss to bloated faces, here's how microgravity and radiation affect the ...

NASA’s AWE mission just released millions of gravity wave images from space, unveiling atmospheric forces that ripple through ...

The NASA astronauts splashed down on Tuesday in a SpaceX capsule after problems with a Boeing vehicle set in motion a ...

When young, aspiring astronauts dream about shooting off into space in a rocket ship, their minds rarely wander to worst case ...

Auroras are possible over the U.S. tonight (March 25) as a "moderate" geomagnetic storm hits Earth. UPDATE: The Northern ...