The Solar System | Astronomy.com

Earth’s gravity gave the Moon an early facelift

The sun during the winter solstice. Pixabay/ AlainAudet

Science, Solar System

Why the winter solstice is the longest night every year, and when it happens in 2024

WISE all-sky survey

Robotic Spaceflight

A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade

Graph of galaxy rotation showing dark matter's influence

Does dark matter affect our solar system?

Venus may never have had oceans

Earth's elliptical orbit

How big is Earth’s orbit around the Sun?

Artist's impression of water on Mars

How carbon dioxide glaciers gave Mars liquid water

meteors

Most meteorites come from just three sources

Robotic Spaceflight, Solar System

30 years ago: Magellan Venus mission successfully concluded

Observing, Upcoming Events

Comet Tsuchinshan-ATLAS is rising higher in the evening sky

Robotic Spaceflight, Solar System

ESA’s Hera mission is headed to Dimorphos, the asteroid NASA crashed into

Cassini image of Saturn

How long will Saturn’s rings last before they disappear?