There could be a ninth planet in our Solar System after all - and no, it's not Pluto. Instead, it's the theoretical Planet X, also called Planet Nine, a wide-orbit planet that would circle the Sun from far beyond Neptune, and far beyond Pluto, too.

Solar power has become an important part of our civilization, especially in recent years, and it is presently crucial to our existence. Solar panel farms spread far and wide across the planet, on rooftops, and even on some vehicles, because who doesn't ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Astronomers have found a distant celestial body — potentially a dwarf planet — orbiting the sun from more than ...

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar System. Named 2023 KQ14, this rare “sednoid” follows an unusual orbit that doesn’t match its known cousins—hinting at ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolith, hued slightly red, and almost completely surrounded by carved ...