As Voyager 1 pushes beyond Pluto, it reveals a shocking truth,the solar system is far vaster and more mysterious than we ever ...

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was ...

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar System. Named 2023 KQ14, this rare “sednoid” follows an unusual orbit that ...

A newly found icy object, Ammonite, may be a 4-billion-year-old fossil from the Solar System’s edge—and it’s casting doubt on ...

The Solar System, home to Earth and countless other fascinating planets and moons, exists within the Milky Way galaxy. But ...

SCOTS may be able to catch a glimpse of Pluto this week as it reaches peak brightness. The dwarf planet is set to be at its ...

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

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

A NEW Earth-sized planet has been discovered in a faraway constellation – and it would kill any astronaut who dare travel ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our ...

Pluto reaches opposition and is ready for those who want to chase it down. Use the biggest scope you've got, or take aim with ...

The newly discovered world — a "sednoid" — challenges what planetary scientists thought they knew about the edge of the solar ...