If the sun suddenly went out, Earth would freeze, life would perish, and the solar system would unravel, but humanity might have left long before that day ...

A new analysis of decades' worth of observations has revealed that Uranus does indeed emit more heat than it receives from the rays of the Sun.

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a ...

Meteorite Northwest Africa 12264 May Change Everything Known About Planet Formation, Research Suggests Theories regarding the formation of the solar system could be in for a major revisit due to a ...

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar ...

Earth is unique in the Solar System for having an abundant supply of water, making it the only known planet with vast oceans, lakes, and rivers. But how did Earth end up with so much water? And where ...

Astronomers have, for the first time, observed the very beginning of planet formation around a star beyond our Solar System. Using the James Webb Space Telescope and ALMA, researchers detected hot ...

In a surprising cosmic revelation, Uranus is found to be engaged in a unique orbital dance with a Centaur named 2015 OU₁₉₄.

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

The answers to those questions depend on how we define the death of the solar system.

For the first time in history, scientists have caught a glimpse of a brand-new solar system just as it begins to form around ...

In a cosmic first, astronomers have spotted the earliest signs of rocky planet formation around a young star. The discovery ...