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

The four-person crew, formally part of NASA's Crew-9 astronaut rotation mission, re-entered Earth's atmosphere around 5:45 ...

NASA has discovered a new world, named Gliese 12 b. It is roughly the size of Earth, lies in the habitable zone, and orbits every 12.8 days.

For over half a century, scientists suspected a quiet but powerful electric field might be influencing Earth’s upper ...

The sounding rockets released vapor tracers and pressure sensors at different altitudes across central and northern Alaska ...

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

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

The accelerated accumulation of space debris has already raised the real possibility of a "collision cascading" effect called ...

NASA’s James Webb Space Telescope used its Near-Infrared Spectrograph to capture Neptune’s auroras in stunning detail.

When NASA’s Orion spacecraft shoots back into Earth’s atmosphere, after a visit around the moon next year, one of the Navy’s ...

Credit: NASA/Ames/JPL–Caltech A super-Earth that could explain the ... stellar radiation blows their atmosphere away, removing much of the gas and leaving a smaller world at the end of the ...