From changes in solar activity to shifts in climate and atmosphere, the study of Earth’s future often reveals as much about the present as it does about the distant end. Researchers using a NASA ...

For billions of years, the Sun has been a stable, hydrogen-burning powerhouse, providing the energy that fueled the rise of life on Earth. However, like all stars, it has a finite lifespan. Our Sun is ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Earth is today at aphelion, the point in its orbit at which ...

Winter Solstice brings shortest day & longest night! Learn why, the science behind it, & its cultural significance. Click to discover the turning point!

The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond during the long days of summer. By Jacey Fortin This article was updated ...

Earth is at its farthest point from the sun on July 3. So why are temperatures so high across the U.S.? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

When the U.S. National Oceanic and Atmospheric Administration's (NOAA) weather satellite GOES-19 turns its gaze toward the sun, scientists don't expect to see our home planet. But there it was ...

Across the Northern Hemisphere, people are soaking up the long hours of summer sunlight, with no idea that they’re experiencing some of the shortest days since modern timekeeping began—by a ...