After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Our solar system ...
"This gas cloud located 500 light years away from our solar system is about to become a planet.This process usually takes a ...
It would depend on a lot, say our readers, from how big it was to the route it took - but it could have significant ...
This hypothetical Neptune-sized planet would circle our Sun on a highly elongated path, far beyond Pluto. It could have a ...
Our solar system consists of Sun and celestial bodies bound to it by gravity, including planets, moons, asteroids, and comets ...
Fastest Known Planetary System May Have Been Pushed by Our Galaxy’s Supermassive Black Hole ...
MIT researchers analyzed precious samples from the asteroid Ryugu, delivered to Earth by Japan’s Hayabusa2 mission. They looked for clues of an ancient magnetic field.
Think you know Earth? Think again! From our planet's powerful magnetic field to the oceans and life-sustaining atmosphere, ...
A joint Hubble and James Webb Space Telescope (JWST) project to learn more about the dusty disk around the bright star Vega ...
The Subaru Telescope has discovered new objects beyond the known Kuiper Belt, suggesting a more complex structure at the edge ...