The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

Astronomers have identified a mysterious new object hurtling through our solar system, believed to have originated from interstellar space. First spotted on July 2, 2025, by the ATLAS survey ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, speeding through our celestial neighborhood.

This new dwarf planet may exist at the edge of the solar system, possibly disproving Planet Nine's existence. This is the story of that newly encountered planet.

A possible cousin of Pluto seems to be circling the far reaches of the solar system. The dwarf planet candidate 2017 OF201 travels in a superwide orbit, with the sun relatively near one end of its ...

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

Every single organism on Earth, no matter the biome, the kingdom, the domain, whether it's an extremophile in a hot spring or some lithotroph buried in the crust, depends on water.

Scientists have unlocked one of the solar system’s many secrets from an unexpected source: a planetarium show opening to the public on Monday.

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a ...

Earth Has A 1-In-100,000 Chance Of Being Ejected From The Solar System Due To A Passing Star A new simulation expands on the possible scenarios of how the Solar System will end.

Learn how a possible ninth planet, the theoretical Planet X, could have acquired its wide orbit in the outer Solar System — a process that’s also applicable for other planets.

Back to Article List Does our solar system have a new dwarf planet? The recently discovered object has a diameter about one-third that of Pluto.