This skywatching quiz will test your knowledge of how eclipses, when to see them, and what makes each one so spectacular.

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, said Renu Malhotra, a planetary scientist at the University of Arizona who has ...

Some are no bigger than pebbles, while others stretch for miles, silently orbiting the sun in the asteroid belt or zipping ...

It’s more than just the source of daylight and warmth; it’s a dynamic, life-sustaining star that has shaped Earth’s climate, powered photosynthesis, and inspired myths across cultures for millennia.

A research team affiliated with UNIST has unveiled a technology that transforms nitrates found in wastewater into ammonia, a vital chemical and promising energy carrier, without carbon emissions. This ...

When Terrence Dwyer received a knock on his door and a flyer for a solar panel system small enough to fit on his deck, he was quickly sold. Solar systems that plug into regular wall outlets have been ...

When Terrence Dwyer received a knock on his door and a flyer for a solar panel system small enough to fit on his deck, he was quickly sold. Solar systems that plug into regular wall outlets have been ...

BROOMFIELD, Colo., August 11, 2025 – MMA Space has developed a low-cost solar array capable of generating tens of kilowatts that can be manufactured in a fraction of the time of conventional solar ...

The court revived a legal challenge to a 2022 regulation that significantly reduced the compensation utilities paid to owners of home solar systems for the electricity they sent to the grid. By Ivan ...

It is often remarked upon that the distribution of rings and moons around the giant planets of the Solar System – Jupiter, Saturn, Uranus, and Neptune – are themselves like miniature solar systems.

ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this ...