Astronomy news today is packed with discoveries about the Sun, including tiny solar loops and hidden engines that drive solar ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Space weather isn’t referring to rain clouds that float through the galaxy. Instead, it’s caused by massive explosions of particles that shoot out from the Sun.