#light_year__lightyear  the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers
  supertype:  #astronomy_unit__astronomyunit  a linear unit used for astronomical distances
  part:  #light_hour__lighthour  the distance light travels in a vacuum in one hour; approximately one billion kilometers
  part:  #light_minute__lightminute  the distance light travels in a vacuum in one minute; approximately 18 million kilometers
  part:  #light_second__lightsecond  the distance light travels in a vacuum in one second; approximately 300,000 kilometers

No statement uses or specializes #light_year; click here to add one.


Another search (with same display options)?