A light-year or lightyear, symbol ly, is a unit of length. A common misconception is that a light-year is a unit of time, which is incorrect. A light-year is the distance light travels in vacuum in one Julian year.
Type the number of Light year you want to convert in the text box, to see the results in the table.
Metric Kilometre (km) Metre (m) Decimetre (dm) Centimetre (cm) Millimetre (mm) Micrometre (µm) Nanometre (nm) Angstrom (Å) British/American League Mile (mi) Furlong Chain Rod (rd) Yard (yd) Foot (ft) Link Hand Inch (in) Line Mil (mil) Thou (thou) Nautical Nautical mile Fathom Astronomical Parsec (pc) Light year Astronomical unit (AE) Light minute Light second Metric Kilometre (km) Metre (m) Decimetre (dm) Centimetre (cm) Millimetre (mm) Micrometre (µm) Nanometre (nm) Angstrom (Å) British/American League Mile (mi) Furlong Chain Rod (rd) Yard (yd) Foot (ft) Link Hand Inch (in) Line Mil (mil) Thou (thou) Nautical Nautical mile Fathom Astronomical Parsec (pc) Light year Astronomical unit (AE) Light minute Light second 0 decimals 1 decimals 2 decimals 3 decimals 4 decimals 5 decimals 6 decimals 7 decimals 8 decimals 9 decimals 10 decimals
Kilometre (km)
-
Metre (m)
Decimetre (dm)
Centimetre (cm)
Millimetre (mm)
Micrometre (µm)
Nanometre (nm)
Angstrom (Å)
League
Mile (mi)
Furlong
Chain
Rod (rd)
Yard (yd)
Foot (ft)
Link
Hand
Inch (in)
Line
Mil (mil)
Thou (thou)
Nautical mile
Fathom
Parsec (pc)
Light year
Astronomical unit (AE)
Light minute
Light second