The moon and sun put on a magnificent show on Sept. 21 when a dramatic partial solar eclipse darkened the sky over a swathe of the Pacific ocean, transforming the disk of our parent star into a ...

Ten years into Havre de Grace’s proactive approach to use solar power as its main energy source to power 45 city-owned buildings — including City Hall, the police station, the water treatment plant, ...

The intensity of the Sun’s activity ebbs and flows across years, but also across decades—a behavior that scientists haven’t quite figured out yet. At the turn of the 21 st century, astrophysicists ...

The interstellar object dubbed 3I/ATLAS has been fascinating astronomers since its discovery in early July. The object, generally believed to be a comet, is screaming through the solar system at ...

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

A partial solar eclipse swept across the face of the sun on Sept. 21, mesmerizing stargazers with a dramatic display of orbital mechanics that saw the curved silhouette of the lunar disk turn the ...

The ESA/NASA Solar and Heliospheric Observatory (SOHO) has officially discovered 5000 comets. Comet number 5000 was spotted ...

Editor's Note: Third Act Arizona was the key organizer of the Sun-Day event. Researchers are coming together from across Arizona for Sun-Day, to see how solar energy keeps the lights on above while ...

Green Party candidate Andy Ellis has formally filed to run for Maryland governor next year, challenging incumbent Gov. Wes Moore as his approval rating dips among Democrats. Ellis and his running mate ...

A crowd gathered at Montrose Beach on Sunday morning for a Solar Fest, advocating clean energy. The festival was part of Sun Day — two words — the first-ever nationwide day calling for the large-scale ...

BATAVIA — As aptly described on the PowerLutions Solar Company website last month, developers will encounter “a shifting landscape” in the months ahead when it comes to federal incentives for solar ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...