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

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

When most people think of our Solar System, they think of the 8 planets officially recognized by the International Astronomical Union (IAU). But what if I told you there are at least 40 planets, and ...

Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...

Scientists want to study a distant world in the solar system that is classified as a dwarf planet. But some experts think it ...

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

A small, inconspicuous meteorite may be about to change our understanding of how and when our solar system formed. Tiny shavings from the meteorite Northwest Africa 12264 are challenging the long-held ...

A meteorite, Northwest Africa 12264, is questioning the established timeline of our solar system's formation, suggesting ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

Scientists have detected planet-forming pebbles around two young stars, providing insight into the birth of solar systems ...

NASA has shared a video and photo of solar winds flowing through the Sun's corona from an extremely close distance. Coronal Mass Ejections impact Earth and other planets, and can prove dangerous to ...

Venus, shrouded in mystery, stands out with its toxic atmosphere and retrograde rotation, spinning in the opposite direction ...