The Solar System | Astronomy.com

Could asteroids near Venus pose a threat to Earth?

Planetary scientists find a seasonal ozone layer on Mars

1998 KY26: Hayabusa2’s 2031 target is the same size as its spacecraft visitor

Science, Solar System

Laser makes more precise measure of Earth’s wobble

Science, Solar System

Mars’ underground preserves its ancient past

A new theory explains how Jupiter’s core formed

New sednoid “Ammonite” discovery deepens Planet Nine mystery

The interstellar object 3I/ATLAS appears as a clear but faint dot in the middle of this monochrome image, surrounded by slightly streaked stars.

Milky Way, Solar System

Astronomers race to learn more about third interstellar visitor

Comets, Solar System

Third interstellar visitor discovered racing through our solar system

Senators Kelly and Cornyn introduce resolution recognizing June 30 as National Asteroid Day

The Sun's habitable zone as a red giant

When the Sun becomes a red giant, will the outer planets and moons become more temperate?

Science, Solar System

Have astronomers found Planet Nine?