To uncover the history of our solar system, it is necessary to study the dynamic evolution of the ancient solar nebula ...

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

Nearly all of the solar system’s planets are about to file across the night sky in a planetary alignment, and it will be ...

It comes down to the speed at which these objects were moving during their formation, and the strength with which their ...

Far beyond Neptune, in the frozen depths of the Kuiper Belt, many ancient objects oddly resemble giant snowmen made of ice and rock. For years, scientists wondered how these delicate two-lobed shapes ...

A stream of charged particles known as the solar wind flows from the Sun toward Earth. Here, it meets the Earth’s magnetic fields, which shield our planet like a giant umbrella. The Space Umbrella ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. After months of unprecedented observations, astronomers are ...

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space Agency, ...

MANILA, Philippines — Alternergy Holdings Corp. has started commercial power delivery from its P1.4-billion utility-scale solar facility in Hermosa, Bataan. With a peak capacity of 28 megawatts, the ...

HELSINKI — China has published coordinated papers outlining dual missions to the solar system’s edge, suggesting the long-studied project is nearing formal approval. A lead paper on the design and key ...

Far from the Sun’s heat, orbiting the outer planets of the solar system, are moons with oceans of liquid water beneath their frozen surfaces. Keith Cooper finds out how planetary scientists are ...