On the side of the Sun facing Earth, a giant coronal hole appeared in the shape of an enormous love heart, many times the ...

Solar activity has been on an overall decline since the ‘80s and scientists were expecting us to plunge into a historic low ...

The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

Most places on Earth have seasons because our planet is on a tilt as it orbits the sun. But our star also has its own version ...

The White House is trying to divorce us from the sun's benefits, a policy that will cause widespread harm, writes Thom Krystofiak.

The bottom of the world is set to be front and center for a partial solar eclipse. Antarctica, New Zealand and a sliver of ...

The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere and the spring in the ...

Kevin France, a professor of astrophysics at the University of Colorado Boulder, discusses the Habitable Worlds Observatory, ...

Saturn will put on a show for professional and backyard astromers alike, and be the brightest and closest it has been to Earth all year. On Sunday, Sept. 21, Saturn will be at opposition, meaning the ...