There is a constant outward flow of charged particles from the Sun. This flow, known as the solar wind, moves across space and reaches Earth every day.

Four astronauts are preparing to fly around the Moon on a roughly 10-day mission, and for the entire trip, teams on the ground will be watching the Sun as closely as they watch the spacecraft. NASA ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

Launched to Mars in November, NASA’s ESCAPADE probes — operated by UC Berkeley’s Space Sciences Lab — are now testing their ...

A spacecraft plunged back into Earth’s atmosphere early Wednesday. While most of the probe was expected to burn up during ...

The solar wind flows around Earth's magnetic field. A new NASA study suggests that the amount of oxygen in the atmosphere and strength of the magnetic field have been correlated for more than half a ...

NASA’s Parker Solar Probe completed its 27th close approach to the Sun in March 2026, gathering data from the corona to ...

NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world ...

Two NASA satellites rocketed into orbit from California aboard a SpaceX Falcon 9 rocket Wednesday, commencing a $170 million mission to study a phenomenon of space physics that has eluded researchers ...