Fast solar wind from a massive coronal hole in the sun could trigger dazzling auroral displays as geomagnetic activity is predicted to ramp up again over the weekend. A massive coronal hole has ...

"By studying the sun up close, we can better understand its impacts throughout our solar system, including on the technology we use daily on Earth, as well as learn about the workings of stars across ...

Look two hours after sunset, and you’ll have a good view of Mars low in the east-northeast while the moon is still visible in the west-southwest. You can view five naked-eye solar system bodies ...

Astronomers believe that our solar system may still hold surprises, with ongoing efforts to find a hidden ninth planet, often referred to as Planet Nine or Planet X. If confirmed, this discovery ...