NASA has just announced a groundbreaking discovery: 10 new Earth-like planets beyond our solar system that could potentially ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar ...

Almost 20 years after Pluto was infamously downgraded from its status as a planet, scientists now believe they have ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

New research suggests that our entire solar system is vulnerable to being thrown into chaos by a distant star.

A passing star has been discovered that could cause chaos in the Solar System, sending Earth flying out of orbit.

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...

Astronomers are developing plans and technology for increasingly powerful space telescopes. For instance, NASA is working on its proposed Habitable Worlds Observatory, which would take ultrasharp ...

There’s a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic ...

But this assumes that nothing affects the Solar System in the meantime, and that is not a certainty. As we travel around the ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.