PUNCH isn't the only spacecraft studying the solar corona and the transition into the solar wind. NASA's Parker Solar Probe regularly flies closer to the sun than any other spacecraft has gone before; ...

Using the physics governing our single-sun solar system, he simulated interstellar activity in Alpha Centauri, a solar system with three suns.

On Saturday (March 29), the moon will take a big "bite" out of the sun during a partial solar eclipse visible across North America, Europe and parts of Northwest Africa. While there will be no ...

(CNN) — A partial solar eclipse on Saturday will make it look as though the moon has taken a bite out of the sun over parts of the world. The celestial event comes just two weeks after a lunar ...