The origin of the differing tilts in the orbits of the planets in our solar system may have been revealed through the ...

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many ...

For astrobiologists, the search for life beyond our solar system could be likened to where one would look in a vast ...

Astronomers propose a new hypothetical planet, Planet Y, beyond Neptune, based on observed orbital anomalies in the Kuiper ...

Astronomers have discovered a brand new type of planet outside our solar system that, even in its infancy, is already bigger ...

Exoplanets—worlds orbiting distant stars—were once only theory, until scientists found the first evidence beyond our solar ...

Earth is so far the only known planet on which life exists—with liquid water and a stable atmosphere. However, the conditions ...

Recent research suggests a warp in the orbital plane of Trans-Neptunian Objects (TNOs) between 80 and 400 AU, hinting at the ...

Over four billion years ago, the solar system was a wild and dangerous place. Swirling clouds of dust and gas slowly turned ...

The textbook picture of how planets form – serene, flat discs of cosmic dust – has just received a significant cosmic twist.

The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.