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

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

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

The Solar System, our cosmic home, is a fascinating and dynamic region of space filled with a diverse range of planets, moons, and other celestial objects. Deep dive into the incredible ...

The flares may heat up and inflate the planet's atmosphere, which is dominated by hydrogen and helium. Being lashed by these ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show. By Katherine Kornei If our species manages to hang ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...

A wandering star from the depths of the galaxy could disrupt the orbits of the planets, fling Earth out of the solar system – and end humanity.

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

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

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

A team of astronomers has uncovered an extraordinary cosmic mystery, a giant planet that seems to be hurtling toward a fiery ...