For centuries, astronomers have sought to understand the formation and evolution of the solar system and the dynamics that ...

A group of astronomers from across the globe, including a team from the University of Washington and led by Queen's ...

WASHINGTON -Scientists have identified an object about 700km wide inhabiting the frigid outer reaches of our solar system ... Planet Nine. This is because 2017 OF201’s orbit does not follow the ...

Its highly elongated orbit takes it more than 1,600 times farther from the Sun than Earth, pushing it deep into the Oort cloud — the icy shell at the edge of the solar system. The find came from ...

WASHINGTON (Reuters) -Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it ...

-Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a highly ...

Cheng said the discovery of 2017 OF201 has implications for hypotheses involving the potential existence of a ninth planet in our solar system, dubbed Planet X or Planet Nine. This is because 2017 ...

Possible New Dwarf Planet Spotted ... of a ninth planet in our solar system, dubbed Planet X or Planet Nine. This is because 2017 OF201's orbit does not follow the pattern exhibited by other ...

It’s icy, very far from the sun, and might be big enough to count as a dwarf planet ... solar system, dubbed Planet X or Planet Nine. This is because 2017 OF201’s orbit does not follow the ...