This astronomical distance converter helps you navigate the vast scales of space by converting between various distance units used in astronomy. Whether you're measuring distances within our solar system or between stars, this tool converts between Astronomical Units, light years, parsecs, and conventional distance units.
Different distance scales are used depending on the context - AU for solar system distances, light years for popular science and nearby stars, and parsecs for professional astronomy and stellar distances.
Common Distance Units:
- Astronomical Unit (AU): The average distance from Earth to the Sun, approximately 149.6 million km, used for measuring distances within our solar system.
- Light Year (ly): The distance light travels in one year, approximately 9.46 trillion km or 63,241 AU, commonly used in popular astronomy.
- Parsec (pc): Equal to about 3.26 light years or 206,265 AU, this is the standard unit used in professional astronomy for stellar distances.