– Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago.

Recent observations of the outer Solar System using the Subaru Telescope have uncovered objects where none were expected, hinting at the possibility of a larger and more complex structure in our ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system.

The James Webb Space Telescope has uncovered something about the interstellar comet that's never been observed before, ...

The origin of the differing tilts in the orbits of the planets in our solar system may have been revealed through the ...

Scientists have recently unveiled an extraordinary discovery: a massive ‘interstellar tunnel’ that appears to link our Solar System with distant stars. This finding, which blurs the boundaries between ...

Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...

Since the first discovery of planets beyond the solar system in 1995, more than 6,000 exoplanets have been identified. Many ...

The discovery that water existed in liquid form a billion years after the parent body of Ryugu formed came from the study of ...

Bennu's parent body is part of the Polana family of asteroids. A history of collisions created Bennu, and its original parent ...

– Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago.