Moon impact 3.5 billion years ago reveals hidden Solar System history through tiny mineral grains. The discovery shows ...

Earth and the Moon both record evidence of a 'lost' period of bombardment. (NASA) Tiny crystal grains trapped inside a ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

A rare meteorite has revealed evidence of a massive lost world that once orbited the young Sun before being destroyed in a catastrophic collision. The discovery suggests some early planets formed from ...

The outer solar system once seemed like a quiet backwater. But a glut of tiny, strange moons with unruly orbits are coming into view, revealing hints of a surprising past – and the origin of Saturn's ...

A team of scientists at the Southwest Research Institute, using photography commissioned from NASA's James Webb Space Telescope, have discovered a previously unknown moon in our solar system that's in ...

Around 4 billion years ago, an asteroid hit the Jupiter moon Ganymede. Now, a researcher realized that the Solar System's biggest moon's axis has shifted as a result of the impact, which confirmed ...

On a clear night, it dominates the sky, bright enough to cast shadows and large enough for dark patches and surface features ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Flybys of Jupiter ...

Solar power satellite (SPS) advocates have been dreaming of using space resources to build massive constructions for decades. In-space resource utilization (ISRU) advocates would love to oblige them, ...