Pluto is a bit of a loner. The dwarf planet is no longer considered a regular planet; it does not orbit on the same plane as ...

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

Three missions aimed at observing space weather are set to launch Sept. 23 from Florida. Here's what to know about NASA's ...

On September 15, 2025, the NOAA issued a G3 geomagnetic storm warning due to a large coronal hole on the Sun, which is ...

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

Japan is seeking sunlight from Earth's orbit, and plans on beaming it to Earth. Soon, we could be saying goodbye to wires for ...

Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...

Astronomers have identified a tiny quasi-moon, 2025 PN7, orbiting near Earth for about 60 years. This 62-foot-wide near-Earth ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...

Imagine a massive celestial body colliding with Uranus at high speed; this impact could have 'overturned' Uranus, causing its ...

This giant protective bubble, created by the Sun’s solar wind, extends far beyond the orbit of Neptune and shields life in our solar system from harmful cosmic radiation and high-energy particles.