You can't see them, but swarms of electrons are buzzing through the magnetic environment—the magnetosphere—around Earth. The electrons spiral and dive around the planet in a complex dance dictated by the magnetic and .
Astronomers have presented the initial results of the Large Impact of Magnetic Fields on the Evolution of Hot Stars (LIFE) project. Among determining fundamental parameters of 15 stars, they found that two of them have magnetic .
Syzygy: three astronomical objects in a (nearly) straight line, such as when the Earth, moon and sun align at new moon. The new moon on January 1 gives us the closest new moon of to bring about what astronomers call a perigean spring tide.