Source: wikibot/timeline-of-discovery-of-solar-system-planets-and-their-moons
= Timeline of discovery of Solar System planets and their moons
{wiki=Timeline_of_discovery_of_Solar_System_planets_and_their_moons}
Here's a timeline of the discovery of the planets in our Solar System and their major moons: \#\#\# Ancient Observations - **Ancient Times**: The visible planets—Mercury, Venus, Mars, Jupiter, and Saturn—were known to ancient civilizations (Babylonians, Greeks, and others) and associated with deities.