Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds ...

We live on a planet that seems motionless, yet Earth orbits the Sun at a dizzying speed, and our entire Solar System moves ...

Parker Solar Probe Makes History by Touching the Sun 8 million miles above the Sun's surface on December 24, 2024, traveling ...

Though it generated beautiful auroras around the world, the Gannon solar storm in 2024 was also a little dangerous.

European Space Agency says milestone highlights both Earth’s vulnerability and advances in planetary-defense science - ...

A massive solar storm in May 2024 gave scientists an unprecedented look at how Earth’s protective plasma layer collapses ...

A series of three powerful flares and associated explosions of solar material out across the Solar System have set Earth ...

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

One fateful day about 4.5 billion years ago, a Mars-sized body called Theia collided with proto-Earth, turning both into a ...

The Planetary Defence System of the ESA earlier identified the 40,000th near-Earth asteroid. The current tally since the ESA ...

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

Last year, the most violent geomagnetic storm to strike Earth in over two decades did more than disrupt GPS systems and ...