Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in ...

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

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 ...

Would you guess that the Earth is spinning at 1,000 mph around its axis and at the same time hurtling through space on its ...

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 ...

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

Fifty-five years after the first Earth Day, climate activists are organizing a nationwide celebration of solar power on ...

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

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 ...

At the turn of the 21 st century, astrophysicists theorized that the Sun was headed toward a deep solar minimum, but a new ...

A new NASA study has found that the Sun's activity is ramping up, reversing the trend and surprising astronomers. Humans have ...