At extreme pressures and temperatures, water becomes superionic — a solid that behaves partly like a liquid and conducts ...

Jupiter currently shines as a brilliant silvery "star" in the constellation Gemini the Twins, low in the east-northeast sky ...

Pluto sits far out in the Solar System, small and dim, moving at a pace that barely fits human timelines. It was found in ...

I/ATLAS is a newly detected interstellar object that entered the solar system from outside our stellar neighborhood, ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary ...

Far beyond Neptune, something heavy appears to be tugging on the outer solar system, bending the paths of distant icy worlds ...

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

Scientists have identified an unexpected way to study the hidden space weather of distant stars by observing strange, ...

Every year brings different shifts that you can harness to make your wildest dreams a reality, but 2026 is full of rare, game ...

Astronomers discovered a comet originating from outside the solar system this summer. Its name is 3I/ATLAS ("three-eye-Atlas"), which means it's the third interstellar object found in the solar system ...