Thus, when studying Enceladus, every detail really matters — which brings us to a new, very strange detail that scientists ...

The strange blend of surface chemistry on Nix and Hydra raises big question about the evolution of the Pluto system.

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the ...

Scientists with NASA's Juno mission to Jupiter have discovered that the volcanoes on Jupiter's moon Io are each likely powered by their own chamber of roiling hot magma rather than an ocean of magma.

Venus dazzles as the "Evening Star," Jupiter reaches its brightest for the year, and the Geminid meteor shower peaks under challenging moonlit skies.

25, 2024 — A new computer model can be used to detect and measure interior oceans on the ice covered moons of Uranus ... revealing the planet may have been habitable at some point in its ...

Hundreds of volcanoes and lava lakes on Jupiter’s moon Io are likely powered in the same way as Earth’s volcanoes.

We take a look at the current best predictions for what the solar system will look like throughout the rest of the Sun's life ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019 ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

The planet named after the king of the gods in Roman mythology is visible all night long right now, rising in the east at ...

Here’s how it works. Earth isn't alone in orbiting our sun; it's joined by a bunch of planets, moons, asteroids, and comets that we collectively call our solar system. But how much do you know ...