The mysterious interstellar object that's been flying through the solar system may be leaving behind the building blocks of ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

There have been questions about a mysterious ninth planet in our solar system for nearly a decade. Pluto was unseated as number nine in 2006. Now, a group of international researchers say they may ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

If three’s a crowd, then six makes a chorus. That’s the case at least for a rare six-planet solar system whose discovery has wowed astronomers, even in an era when detecting planets around distant ...

Astronomers have found new evidence that a mysterious ninth planet may be hiding at the edge of the solar system - rewriting what we know about the cosmos again. An international team from Taiwan, ...

Originally published on February 15, 2020. This week's question comes to us from Doug Archer on Salt Spring Island in British Columbia. He asks: Do any other planets in our Solar System have offset ...

’There are seven Earth-size planets orbiting the nearby TRAPPIST-1 star about 40 light years away’ This artist’s concept shows what each of the TRAPPIST-1 planets may look like, based on available ...

Fantasizing about interplanetary exploration is a fun mental exercise, but the harsh realities of life (or lack thereof) in our Solar System is for good reason.

How Many Planets Are There in the Solar System? There are 8 planets in our solar system. The planets orbit the Sun in elliptical trajectories, and they are all different in size, composition, ...

A study by astrophysicists at the University of Toronto suggests that exoplanets – planets outside our solar system – are more likely to have liquid water and be more habitable than we thought.

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...