A team, including an astronomer from the University of Hawai?i Institute for Astronomy (IfA), have confirmed a planetoid that is almost four times farther from the Sun than Pluto, making it the most ...

Astronomers discovered a planetoid orbiting the sun further than any known object in the solar system. Called "Farfarout," the object orbits the sun every 1,000 years. Objects like Farfarout could ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Two years after being discovered and nick-named by a team of astronomers, a planetoid almost four times farther from the Sun than Pluto has been officially confirmed. The confirmation of “Farfarout” ...

Solar System distances to scale, showing the newly discovered 2018 AG37, nicknamed "Farfarout," compared to other known Solar System objects, including the previous record holder 2018 VG18 "Farout", ...

The Oort cloud, a theoretical spherical shell surrounding our solar system, extends from approximately 1,000-2,000 AU to potentially 100,000 AU, halfway to Alpha Centauri. Its existence is inferred ...

Astronomers have discovered the most distant object ever found in our solar system. The planetoid — the term for a small chunk of rock or dust or ice orbiting the sun — is appropriately nicknamed ...

Astronomers are racing to explain peculiar orbits of faraway objects at the edge of our solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Explore the vastness of the Solar System in this video, which accurately showcases the relative sizes of the planets and their actual distances from the Sun.

In young planetary systems, mutual collisions between asteroids or comets generate large amounts of dust, forming a "debris ...