SOME time ago (NATURE, Sept ... made the suggestion that the great heights of these rays might perhaps be explained by assuming that the sun's radiation pressure pushes away the upper atmosphere ...

Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes ...

These models are crucial for interpreting observations from missions like the Parker Solar Probe, which is measuring cosmic rays closer to the Sun than ever before. The probe has revealed ...

Also read: Funny texts from teens lead to book deal for Maine dad When the sun's rays enter a raindrop, the light is refracted out of the raindrop to the viewer. Larger raindrops create brighter ...

You may remember that amount of 22 degrees from a previous Hey Ray about halos. The hexagonal ice crystals that refract light to create Sun and Moon halos are present when Sun dogs are created ...