The Solar System, home to Earth and countless other fascinating planets and moons, exists within the Milky Way galaxy. But ...

The solar system's journey through the galaxy is more complex than most imagine. While we often picture planets orbiting the ...

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

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to oblivion ...

The Dutch-led team used NASA's Webb Space Telescope and a telescope in Chile to observe a young star some 1,370 light-years ...

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

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the Na | Space ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists have ever seen.

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.