New simulations suggest that up to four of the solar system's rocky planets, including Earth and a long-lost world, once orbited in mathematical harmony around the infant sun.

Scientists are turning to simulations and experiments to understand how life-indicating molecules behave, so we might know ...

Astronomers have long speculated about the existence of a mysterious planet lurking far beyond Neptune, a world several times ...

It’s always fun to test our knowledge with questions from our school days. Sure, we’ve grown up and learned a lot since then, ...

Exciting new findings reveal that WASP-121b, a blazing-hot giant planet, may have formed far from its star in a colder, ice-rich region—before migrating inward to its current extreme orbit. Chemical f ...

A huge object, possibly as big as Manhattan, has entered our Solar System and it might be more than just a rock. Some scientists now say it could ...

A rare celestial object beyond Neptune, 2020 VN40, moves in sync with Neptune, offering new insights into the outer solar system and fueling the search for Planet Nin ...

An icy object in perfect sync with Neptune reveals new details about planetary migration and unseen bodies far beyond the Kuiper Belt.

Uranus is heating up from the inside. Uranus was always seen as a tilted, distant, and kind of boring world. Scientists used ...

Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare sednoid with a unique orbit that challenges the Planet Nine ...

"We believe that continuing such activities will further expand our horizon in the field of planetary science." ...

Stars are the fundamental building blocks of our universe. Most stars host planets, like our Sun hosts our solar system, and if you look more broadly ...