Scientists have made an major breakthrough in solar physics after witnessing an unprecedented cosmic weather event. Astronomers carried out an unprecedented 94-day continuous observation of a colossal ...

A rare and powerful S4 solar radiation storm, the strongest in more than 20 years, is hitting Earth after a huge solar explosion sent energy toward the planet, also triggering a geomagnetic storm that ...

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.