At 100 molecules per cubic centimeter, this layer of gases is nearly ... a sweeping magnetospheric shield. The magnetosphere isn't part of the atmosphere, since it's not composed of matter.

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 ...

Operators follow a 25-year rule: at this point, a satellite’s mission is deemed to have ended and it is lowered into the atmosphere where gravity and friction kicks in. While this helps clear space, ...

Astronomers have successfully captured Neptune's auroras for the first time, utilizing the combined capabilities of the James ...

which then take up to three days to collide with the Earth’s atmosphere. This causes a geomagnetic storm, a major disturbance in the magnetosphere which intensifies the aurora. In March 1989 ...

Her research provides new insights for understanding how the atmosphere of Mars has evolved ... is the concept of a degenerate induced magnetosphere—a state in which extreme solar wind ...