CAPE CANAVERAL, Fla. (AP) — Astronomers are monitoring an object headed our way that may have wandered over from another star system.

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...

In this artist’s impression, a comet erupts with jets of gas as it falls toward the sun from the depths of the outer solar system.

Clean Energy Figuring Out a Battery Storage System to Fit New York’s Wind and Solar Ambitions Has Not Been Easy Developers of small- and utility-scale battery storage find permitting and ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar system. Now, a team of researchers have taken a completely different ...

The Last Time NASA's Voyager "Looked Back" At Our Solar System, This Is What It Saw Before it met the 30,000-50,000 kelvin wall at the edge of our Solar System, Voyager 1 took its final images.

↘️ SunRun (RUN): Solar stocks tumbled after Senate Republicans maintained a full phase-out of solar and wind-energy tax credits in President Trump's megabill. SunRun shares plunged 40% Tuesday.

This new dwarf planet may exist at the edge of the solar system, possibly disproving Planet Nine's existence. This is the story of that newly encountered planet.

The Solar Orbiter has captured the first-ever views of the sun's south pole. ESA & NASA / Solar Orbiter / EUI Team, D. Berghmans (ROB), via ESA Standard Licence Though humans have been observing ...

While Republicans want to curb tax breaks for other renewable energy technologies like wind turbines and large-scale solar farms, the consequences for rooftop solar could be more severe.

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

STATEN ISLAND, N.Y. — A Tottenville woman says she has been pushed to financial ruin after a solar power company filed for bankruptcy, but allegedly continued to charge for their services ...