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 ...

– 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.

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

The first large bodies in our solar system formed just after the condensation of these crystalline minerals. Astronomers have now found evidence of these hot minerals beginning to condense in the ...

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

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

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 ...

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

Named 3I/ATLAS, the comet is only the third known interstellar object to enter our solar system, and it's the largest and ...

– 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.