Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

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

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

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from.

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 solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

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 ...

Riding alongside IMAP, NOAA's SWFO-L1 will serve as a dedicated solar alert system, monitoring space weather and energetic ...

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

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