OF201 spends only 1% of its orbital time close enough to us to be detectable. The presence of this single object suggests ...

Solar is a clean, renewable energy source that’s good for the planet and your wallet. Survey reveals nearly 8 in 10 Americans ...

A new memorandum has firmed up China and Russia's intent to lead the construction of a new lunar base to be completed by 2036, as NASA talks about scaling back its own lunar ambitions.

A passing star has been discovered that could cause chaos in the Solar System, sending Earth flying out of orbit.

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 ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

Jupiter, roughly 562 million miles from Earth today, has nearly 100 moons. But Batygin and his collaborator Fred Adams' ...

While generally considered to have minimal impact on crop prices, other questions about proximal real estate value impacts, exposure to weather risk and land restoration considerations exist, a fact ...

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...

A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural ...

Scientists are intrigued after spotting a highly unusual celestial object lurking at the very edge of our solar system.