We had expected that the radiation on the lunar surface would be constant when the Moon is not inside the Earth’s ...

High-energy particles called galactic cosmic rays (GCRs) bombard unprotected objects in space, often causing damage. Earth, ...

One particularly well-known fact about the moon is that it doesn't have much of a magnetosphere to speak of. There's no blanket to protect it from the solar wind ravaging its surface, blowing away its ...

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

NOAA warns of likely G1/G2-class geomagnetic storm on Sunday, March. 29, through Monday, March 30, as a coronal mass ejection arrives amid high-speed solar wind.

For a few hours each lunar day, the radiation environment near the moon quietly shifts. Measurements now suggest that parts ...

A G1-class geomagnetic storm is being predicted on Thursday, March 26, making displays of aurora in northerly U.S. states and ...

G3 conditions often correlate with aurora visible much farther south than normal.

Solar wind is a high-speed plasma flow originating from the sun, whose interaction with Earth's magnetosphere can trigger ...

Meanwhile, an ice-monitoring satellite had just received a software update to its navigation system, allowing it to observe ...