There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

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

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system. Despite some ...

Interstellar visitor 3I/ATLAS has been constantly changing as it makes its way through our solar system. That's to be ...

Observations made by NASA's Neil Gehrels Swift Space Observatory have revealed that the interstellar object 3I/ATLAS currently passing through our Solar System is emitting hydroxyl gas. This is ...

The mysterious interstellar comet 3I/ATLAS is absolutely blasting out water at a staggering rate, astronomers found.

The rings of Saturn are among the wonders of our solar system, with a diameter of roughly 175,000 miles (280,000 kilometers) ...

The asteroid belt may seem permanent, but it is far from static. Its slow decline reveals a more violent past when more ...

Scientists continue to analyze data collected by both spacecraft to better understand the comet’s properties and behaviour as ...

Sir James Jeans, one of the world’s top mathematicians and an influential physicist and astronomer at the time, advanced his tidal hypothesis of planet formation in 1916. According to this theory, ...