Understanding these geological dynamics on Titan helps scientists ... However, the planet is also undeniably alien, as the ...

A team of scientists just discovered the longest organic molecules yet seen on Mars, the fourth planet from the Sun and and a ...

An illustration shows the Cassini spacecraft investigating Titan with its parent planet Saturn in the background (Image ...

Frigid water helped paint Mars red and may have shaped a vast coastline, two new studies into the planet’s history reveal. Scientists have detected a possible ancient beach in Mars’ northern ...

NASA’s Curiosity Martian rover finds organic-like, long-chain alkanes preserved in the planet’s mudstone Twelve years after ...

Billions of years ago, the fourth planet from the sun could have been mistaken for Earth’s smaller twin, with liquid water on its surface—and maybe even life. Now, the world is a cold ...

The largest, Titan, is bigger than the planet Mercury, while the smallest ... Made up almost entirely of water ice, the surface is highly reflective. A large trench crosses the moon, running ...