Oumuamua may not be as unusual as we thought. As our Solar System makes its 230 million-year orbit around the outer edges of the Milky Way galaxy, it occasionally passes by bits of cosmic jetsam ...

Doing the math, Sheppard realized this could very well be the most distant thing ever seen in our solar system. V774104 is "three times farther than Pluto is from the sun," he says. Enlarge this image ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

In January 2018, scientists gazing out beyond the known objects of the Solar System spotted something new: A small object, seemingly bound in orbit around the Sun.Scientists nicknamed this speck ...

The most distant object yet discovered in our Solar System, Farfarout is 132 astronomical units from the Sun, which is 132 times farther from the Sun than Earth is.

Two teams of astronomers have posted papers claiming to have found objects orbiting the Sun in the distant solar system. But we need to be very skeptical.

New simulations reveal that around 1 million "macroscopic" objects from our closest stellar neighbors, the Alpha Centauri ...

Eleven objects found at the extremities of the solar system could mark the location of a 'Kuiper Belt 2.' Comments (6) When you purchase through links on our site, we may earn an affiliate commission.

With 3.2 billion pixels and a decade-long search, the Rubin Observatory will reveal what’s been hiding in plain sight.

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Interstellar Particles Hiding In Our Solar System. Unlike large, fast-moving objects like ‘Oumuamua, interstellar dust and ...