Aurora-chasing season has arrived with the spring equinox, a time when space weather experts say we are more likely to see ...

"The aurora does not need to be directly overhead but can be observed from as much as a 1,000 km [621 miles] away when the aurora is bright and if conditions are right," the agency explains on its ...

In a mission designed to challenge longstanding theories about the upper atmosphere, NASA is preparing to launch three ...