A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

Long Island solar companies brace for 2026 challenges as federal tax credit expires, likely impacting sales and prompting shifts to other strategies.

For Virginians, a 5 kilowatt solar system on a residential home costs $13,855 on average, but federal federal tax credits can offset 30% of the cost. Now those tax credits are ending, and green ...

Solar panel efficiency determines how much sunlight your panels can turn into electricity and how much you’ll save on bills ...

Astronomers believe they have uncovered evidence of a previously unknown ninth planet lurking in the not-too-distant reaches of the solar system. This hypothetical world, dubbed "Planet Y," could be ...

China’s surging electric vehicles ownership is opening the door to a new technology that can help to enhance the flexibility of electricity supply ...

It was early January 2025 when a faint light spot was observed at the Mt. Lemmon Observatory in Arizona. Follow-up observations revealed that the object was a comet visiting from the outer edge of the ...

Demand for home solar has surged since Trump repealed a federal tax credit worth about $8,000 per household by the year’s end ...

On Saturn's largest moon, Titan, molecules that would never mix on Earth are mixing together, seemingly defying a fundamental rule of chemistry.

About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong gravitational pull took shape, kick-starting the birth of the sun. But ...

A bright new solar system comet could put on a show in the October night sky as it zooms past Earth. Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly.