The Keck Observatory and NASA’s Hubble Space Telescope may have uncovered a "potential three-body system in the Kuiper Belt," ...

Scientists want to study a distant world in the solar system that is classified as a dwarf planet. But some experts think it ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

Pluto was long considered our ninth planet, but the International Astronomical Union reclassified Pluto as a dwarf planet in ...

Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

NASA's New Horizons spacecraft has successfully conducted the first-ever deep space stellar navigation test, while traversing the Kuiper Belt.

Gaming content provider Play’n GO has released Moon Princess Stargazing, the latest slot in its popular Moon Princess series. Set in deep space, the game brings back characters Star, Nova, and Astra ...

While for most people Pluto is the most distant planet in the Solar System, things get a lot more fuzzy once you pass Neptune ...

According to the Colorado Office of Economic Development and International Trade, the Centennial State is America’s second ...

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the ...