New research indicates that Earth-sized planets can maintain stable orbits in the habitable zone of binary star systems like ...

After a star like the Sun reaches the end of its life, a new planet may be born from its remains—a strong candidate for the ...

Our galaxy is full of strange worlds, but what would happen if we could bring some of them into our own Solar System? Moving ...

How much do you know about the planets of our solar system? By combining information about a planet's seismic activity, ...

Add Yahoo as a preferred source to see more of our stories on Google. Stargazers who have heard of an amazing planetary alignment coming later in January may be in for a letdown if they look up at the ...

The status of Pluto not withstanding, our solar system has 8 planets, but one astronomer believes we used to have a ninth that was eaten by the sun.

For the last month and change, you might've seen the headlines about the planetary alignment, or a planetary parade, going on in our solar system. And that's true. In January 2025, Venus, Mars, ...

Crushing water to pressures in the millions of atmospheres has revealed two strange types of ice, which may form deep inside Neptune and Uranus ...

Using AI tools to study old telescope records, Pavel Rabtsevich has found signs of two possible planets. NASA will now take a ...