Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

Welcome to SolarBalls, where entertaining space animations teach you about the solar system and the universe. Enjoy a blend ...

A new peer-reviewed study finds that early planet formations were assembled from fragments of earlier bodies within the Solar System.

Astronomers have been fascinated after spotting an object earlier this year that came from interstellar space as is now hurtling through our inner solar system. Regardless, it’s an interesting visitor ...

Astronomers have identified an enormous "growth spurt" in a so-called rogue planet. Unlike the planets in our solar system, ...

In the 30 years since the discovery of 51 Pegasi b, more than 6,000 planets outside our Solar System have been catalogued.

It's easy to think that Neptune is the coldest planet in the solar system because it is the farthest from the Sun. Astronomers have been puzzled for years by the fact that Uranus is the coldest planet ...

Astronomers have observed a massive growth rate in a free-floating rogue planet that’s gobbling up gas and dust at a record rate of 6.6 billion tons per second.

Because all earthly life shares a common origin, finding a second tree of life would forever change humanity’s understanding ...

NASA has been studying little red dots that were spotted in the universe's infancy stage. They grew too fast, and too early.

A mission to bring back samples from Mars would cost billions, so they are staying there, for now, the author writes.