Astronomers have uncovered evidence of a bizarre, potentially historic discovery: the first moon ever detected beyond our ...

Some exoplanets absorb almost every ray of visible light that reaches them. Their darkness is revealing unexpected clues about the strange atmospheres surrounding distant worlds.

The strangest alien planets in the Milky Way reveal extraordinary worlds unlike anything found on Earth. This space ...

Caltech researchers show the Sun's own dying mass ejections will destabilize the outer solar system within a billion years of ...

Scientists believe there are planets outside our solar system where life is even more abundant and sustainable.

As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

The Sun's demise in 7–8 billion years will be accompanied by a mass ejection, causing orbital chaos among the planets beyond ...

Tiny samples from asteroid Bennu are rewriting scientists' understanding of how our Solar System formed. New evidence suggests that Bennu was born where material from the inner and outer Solar System ...

Earth will be long gone by then, but new research shows the outer planets will be thrown out too, and a billion times earlier than expected, according to astrophysics research. View on euronews ...

Observing the Hunter's Moon this weekend? Here's how to see the planets at the same time ...

A new study suggests that the outer Solar System could become unstable much sooner than scientists previously estimated.

Computer modeling has shown that the Solar System may lose its current structure much earlier than previous calculations had ...