The White House bid to terminate NASA’s fantastical flights of exploration “across the solar system” threatens to explode ...

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

In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory ...

New research shows there is at least a 40% chance of the existence of Planet Nine, but scientists are still looking for ...

Researchers in the US have suggested there is a 40 percent chance a ninth planet could exist in our solar system. Planet Nine ...

Beyond the edge of Neptune, a distant realm of icy debris known as the Kuiper Belt stretches deep into space. This frozen ...

Webb has captured a frigid exoplanet in a wildly tilted orbit, revealing a system shaped by past planetary violence and ...

OF201, the object belongs to the same all-star family as Pluto: dwarf planets. Its diameter, roughly 435 miles (700 km), is ...

The Delta Astronomical Society (DAS), the staff of Genesis Graphics, the Downtown Development Authority (DDA) director and ...

Astronomers have located a rare exoplanet on the edge of the Milky Way.