Just two decades after astronomers discovered the first exoplanet, NASA has confirmed the existence of 6,000 alien worlds.

There are quite a few other places we might find life in the solar system, including dwarf planets like Ceres. Ceres is ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system.

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Astronomers have confirmed 6,000 exoplanets beyond our solar system, with thousands more awaiting verification, marking a ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system.

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

We all picture the Solar System as a neat cosmic racetrack with planets orbiting the Sun on a flat, organized path. But have you ever wondered what lies above and below that path? In this video, we ...