Space-based solar power has been gaining more and more traction recently. The recent success of Caltech's Space Solar Power ...

The solar system is a grand cosmic stage where each planet and moon plays a unique role in a story billions of years in the making. From Mercury’s shrinking surface and Venus’s runaway greenhouse ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Forty-three days ahead of the final decision deadline, the state board overseeing electric generation and transmission will hold a hearing Thursday for the controversial 2,259-acre solar electric ...

While many dream of bases on Mars and cities above Venus, the reality of colonizing the Solar System is far more difficult and may be impossible with today’s technology. NATO scrambles fighter jets as ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a scientist has detailed in a new report. Avi Loeb claims the comet could even be ...

Due to the lapse in federal government funding, NASA is not updating this website. As the solar wind flows from the sun, it creates a bubble in space known as the "heliosphere" around our solar system ...

Solar installers set up an array on the roof of One Hope Community Church in Hunting Park. (Courtesy of Allen Drew) This story is part of the WHYY News Climate Desk, bringing you news and solutions ...

We’ve all seen this happen in a science-fiction movie: our plucky heroes jump into their ramshackle spaceship and escape the bad guys by flying through the treacherous asteroid belt, where huge rocks ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...

More than 2 billion kilometers farther from the sun than Pluto, a frigid world named Makemake sports the most distant gas ever seen in our solar system, new observations reveal. “By surprise, we found ...