Tiny grains from a distant asteroid are revealing clues to the magnetic forces that shaped the far reaches of the solar ...

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the ...

Billions of years ago, Earth was home to extreme environments, including intense UV radiation, frequent volcanic eruptions, ...

Are there hidden planets in our solar system? New technologies, like the powerful Rubin Observatory, brings us closer to ...

The solar system has nine planets, but in 2006 the International Astronomical Union declared Pluto a dwarf planet, making the ...

A new study suggests that the planet’s icy interior and liquid ocean could be insulated with a three-to-six-mile-thick layer ...

Since NASA's Juno spacecraft entered Jupiter's orbit in July 2016 and began transmitting image data, the world has gotten ...

Astronomers are investigating the possibility of a hidden ninth planet beyond Neptune, which could explain unusual orbital patterns in the Kuiper Belt.

Amy Simon of NASA’s Goddard Space Flight Center in Greenbelt, Maryland, lead author of the paper published recently in The ...

When we think of exoplanets that may be able to support life, we home in on the habitable zone. A habitable zone is a region ...

The universe is full of mysteries, some of which have still not been decoded by scientists. One such astonishing cosmic feature is the missing solid ground on planet Jupiter. Jupiter has no solid ...

The search for Planet Nine, a hidden world beyond Neptune, is heating up as scientists prepare to use a powerful new telescope.