The comet will reach its closest point to the Sun (perihelion) on October 29, 2025, passing just inside Mars' orbit ...

Scientists have examined the interstellar invader 3I/ATLAS, finding evidence that it is packed with water that could be older than the solar system.

According to a new study, Earth's mini-moons may not be from the asteroid belt after all. They're made of Moon.

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

According to NASA, asteroids are inactive bodies made of all the rocky, dusty and metallic materials left behind from the ...

In a cosmic first, scientists watched planet-forming materials begin to solidify around a newborn star, offering a peek into ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our understanding of how planets take shape — not only in our solar system, but ...

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

Astronomers have, for the first time, observed the very beginning of planet formation around a star beyond our 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 ...

Scientists observed the earliest signs of a new solar system forming around HOPS-315, revealing how planets emerge from dust ...

This is the earliest glimpse we’ve ever had of a planetary system being born, a peek into what our Solar System might have ...