Convert Astronomical Unit to Millimeter Online

Astronomical Unit (AU)

Millimeter (mm)

About Astronomical Unit to Millimeter Conversion

This converter converts Astronomical Unit (AU) to Millimeter (mm). One Astronomical Unit (AU) equals 149597870700000 Millimeter (mm).

Formula:

1 Astronomical Unit (AU) = 149597870700000 Millimeter (mm)

Example:

1 AU = 149597870700000 mm

2 AU = 299195741400000 mm

Astronomical Unit (AU) to Millimeter (mm) Conversion

A clear guide to converting Astronomical into Millimeter. Includes numeric examples, formulas, and a breakdown of where this conversion appears in science, engineering, and daily applications.

Conversion Formula

Millimeter = Astronomical × 1.495979e+14

To convert Astronomical Unit (AU) to Millimeter (mm), multiply the value by 1.495979e+14. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 AU to mm.

Step 1: Write the formula: mm = AU × 1.495979e+14
Step 2: Substitute: 1 × 1.495979e+14
Step 3: Result: 1.495979e+14 mm

So, 1 AU = 1.495979e+14 mm.

About the Units

Astronomical Unit (AU)

One Astronomical Unit (AU) equals 1.495979e+14 Millimeter (mm)

Used for extremely large distances such as astronomical or planetary scales.

Millimeter (mm)

One Millimeter (mm) equals 6.684587e-15 Astronomical Unit (AU)

Common in precision engineering and laboratory measurement.

Where This Conversion Is Used

Converting values from Astronomical to Millimeter for engineering or scientific workflows.
Used when normalizing mixed-unit datasets requiring consistent Millimeter representation.
Applied when comparing different measurement systems across tools and documents.
Essential in astronomy, orbital mechanics, and large-scale simulations.

Frequently Asked Questions

How many Millimeter (mm) are in 1 Astronomical Unit (AU)?

1 AU = 1.495979e+14 mm.

What is the formula for converting Astronomical Unit (AU) to Millimeter (mm)?

Multiply the AU value by 1.495979e+14.

Can I reverse the conversion?

Yes. 1 mm = 6.684587e-15 AU.

Conclusion

By applying the conversion factor shown above, you can reliably convert Astronomical Unit (AU) to Millimeter (mm) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Astronomical Unit to Other Units

Astronomical Unit to Inch

1 AU = 5889679948818.897 in

1 Astronomical Unit (AU) = 5889679948818.897 Inches (in)

1 Astronomicalunit equals 5889679948818.897 inches.

Astronomical Unit to Foot

1 AU = 490806662401.57477 ft

1 Astronomical Unit (AU) = 490806662401.57477 Feet (ft)

1 Astronomicalunit equals 490806662401.57477 feet.

Astronomical Unit to Feet

1 AU = 490806662401.57477 ft

1 Astronomical Unit (AU) = 490806662401.57477 Feets (ft)

1 Astronomicalunit equals 490806662401.57477 feets.

Astronomical Unit to Centimeter

1 AU = 14959787070000 cm

1 Astronomical Unit (AU) = 14959787070000 Centimeters (cm)

1 Astronomicalunit equals 14959787070000 centimeters.

Astronomical Unit to Meter

1 AU = 149597870700 m

1 Astronomical Unit (AU) = 149597870700 Meters (m)

1 Astronomicalunit equals 149597870700 meters.

Astronomical Unit to Kilometer

1 AU = 149597870.7 km

1 Astronomical Unit (AU) = 149597870.7 Kilometers (km)

1 Astronomicalunit equals 149597870.7 kilometers.

Astronomical Unit to Millimeter

1 AU = 149597870700000 mm

1 Astronomical Unit (AU) = 149597870700000 Millimeters (mm)

1 Astronomicalunit equals 149597870700000 millimeters.

Astronomical Unit to Yard

1 AU = 163602220800.52493 yd

1 Astronomical Unit (AU) = 163602220800.52493 Yards (yd)

1 Astronomicalunit equals 163602220800.52493 yards.

Astronomical Unit to Yoctometer

1 AU = 1.4959787070000001e+35 ym

1 Astronomical Unit (AU) = 1.4959787070000001e+35 Yoctometers (ym)

1 Astronomicalunit equals 1.4959787070000001e+35 yoctometers.

Astronomical Unit to Zeptometer

1 AU = 1.4959787070000001e+32 zm

1 Astronomical Unit (AU) = 1.4959787070000001e+32 Zeptometers (zm)

1 Astronomicalunit equals 1.4959787070000001e+32 zeptometers.

Astronomical Unit to Attometer

1 AU = 1.4959787069999999e+29 am

1 Astronomical Unit (AU) = 1.4959787069999999e+29 Attometers (am)

1 Astronomicalunit equals 1.4959787069999999e+29 attometers.

Astronomical Unit to Femtometer

1 AU = 1.4959787069999998e+26 fm

1 Astronomical Unit (AU) = 1.4959787069999998e+26 Femtometers (fm)

1 Astronomicalunit equals 1.4959787069999998e+26 femtometers.

Astronomical Unit to Picometer

1 AU = 1.495978707e+23 pm

1 Astronomical Unit (AU) = 1.495978707e+23 Picometers (pm)

1 Astronomicalunit equals 1.495978707e+23 picometers.

Astronomical Unit to Nanometer

1 AU = 149597870700000000000 nm

1 Astronomical Unit (AU) = 149597870700000000000 Nanometers (nm)

1 Astronomicalunit equals 149597870700000000000 nanometers.

Astronomical Unit to Micrometer

1 AU = 149597870700000000 µm

1 Astronomical Unit (AU) = 149597870700000000 Micrometers (µm)

1 Astronomicalunit equals 149597870700000000 micrometers.

Astronomical Unit to Decimeter

1 AU = 1495978707000 dm

1 Astronomical Unit (AU) = 1495978707000 Decimeters (dm)

1 Astronomicalunit equals 1495978707000 decimeters.

Astronomical Unit to Decameter

1 AU = 14959787070 dam

1 Astronomical Unit (AU) = 14959787070 Decameters (dam)

1 Astronomicalunit equals 14959787070 decameters.

Astronomical Unit to Hectometer

1 AU = 1495978707 hm

1 Astronomical Unit (AU) = 1495978707 Hectometers (hm)

1 Astronomicalunit equals 1495978707 hectometers.

Astronomical Unit to Megameter

1 AU = 149597.8707 Mm

1 Astronomical Unit (AU) = 149597.8707 Megameters (Mm)

1 Astronomicalunit equals 149597.8707 megameters.

Astronomical Unit to Gigameter

1 AU = 149.5978707 Gm

1 Astronomical Unit (AU) = 149.5978707 Gigameters (Gm)

1 Astronomicalunit equals 149.5978707 gigameters.

Astronomical Unit to Terameter

1 AU = 0.1495978707 Tm

1 Astronomical Unit (AU) = 0.1495978707 Terameter (Tm)

1 Astronomicalunit equals 0.1495978707 terameter.

Astronomical Unit to Petameter

1 AU = 0.0001495978707 Pm

1 Astronomical Unit (AU) = 0.0001495978707 Petameter (Pm)

1 Astronomicalunit equals 0.0001495978707 petameter.

Astronomical Unit to Exameter

1 AU = 1.495978707e-7 Em

1 Astronomical Unit (AU) = 1.495978707e-7 Exameter (Em)

1 Astronomicalunit equals 1.495978707e-7 exameter.

Astronomical Unit to Zettameter

1 AU = 1.495978707e-10 Zm

1 Astronomical Unit (AU) = 1.495978707e-10 Zettameter (Zm)

1 Astronomicalunit equals 1.495978707e-10 zettameter.

Astronomical Unit to Yottameter

1 AU = 1.495978707e-13 Ym

1 Astronomical Unit (AU) = 1.495978707e-13 Yottameter (Ym)

1 Astronomicalunit equals 1.495978707e-13 yottameter.

Astronomical Unit to Cubit

1 AU = 327204441601.04987 cubit

1 Astronomical Unit (AU) = 327204441601.04987 Cubits (cubit)

1 Astronomicalunit equals 327204441601.04987 cubits.

Astronomical Unit to Span

1 AU = 654408883202.0997 span

1 Astronomical Unit (AU) = 654408883202.0997 Spans (span)

1 Astronomicalunit equals 654408883202.0997 spans.

Astronomical Unit to Hand

1 AU = 1472419987204.7244 hh

1 Astronomical Unit (AU) = 1472419987204.7244 Hands (hh)

1 Astronomicalunit equals 1472419987204.7244 hands.

Astronomical Unit to Palm

1 AU = 1963226649606.299 palm

1 Astronomical Unit (AU) = 1963226649606.299 Palms (palm)

1 Astronomicalunit equals 1963226649606.299 palms.

Astronomical Unit to Digit

1 AU = 7852906598425.196 digit

1 Astronomical Unit (AU) = 7852906598425.196 Digits (digit)

1 Astronomicalunit equals 7852906598425.196 digits.

Astronomical Unit to Link

1 AU = 743646458184.2042 link

1 Astronomical Unit (AU) = 743646458184.2042 Links (link)

1 Astronomicalunit equals 743646458184.2042 links.

Astronomical Unit to Ell

1 AU = 130881776640.41995 ell

1 Astronomical Unit (AU) = 130881776640.41995 Ells (ell)

1 Astronomicalunit equals 130881776640.41995 ells.

Astronomical Unit to Barleycorn

1 AU = 17662086269185.36 barleycorn

1 Astronomical Unit (AU) = 17662086269185.36 Barleycorns (barleycorn)

1 Astronomicalunit equals 17662086269185.36 barleycorns.

Astronomical Unit to Light-Second

1 AU = 499.00478383615643 ls

1 Astronomical Unit (AU) = 499.00478383615643 Light-Seconds (ls)

1 Astronomicalunit equals 499.00478383615643 Light-Seconds.

Astronomical Unit to Light-Minute

1 AU = 8.316746397269274 lm

1 Astronomical Unit (AU) = 8.316746397269274 Light-Minutes (lm)

1 Astronomicalunit equals 8.316746397269274 Light-Minutes.

Astronomical Unit to Light-Hour

1 AU = 0.13861243992880115 lh

1 Astronomical Unit (AU) = 0.13861243992880115 Light-Hour (lh)

1 Astronomicalunit equals 0.13861243992880115 Light-Hour.

Astronomical Unit to Light-Day

1 AU = 0.005775518331704566 ld

1 Astronomical Unit (AU) = 0.005775518331704566 Light-Day (ld)

1 Astronomicalunit equals 0.005775518331704566 Light-Day.

Astronomical Unit to Light-Year

1 AU = 0.00001581250740982066 ly

1 Astronomical Unit (AU) = 0.00001581250740982066 Light-Year (ly)

1 Astronomicalunit equals 0.00001581250740982066 Light-Year.

Astronomical Unit to Parsec

1 AU = 0.000004848136811095356 pc

1 Astronomical Unit (AU) = 0.000004848136811095356 Parsec (pc)

1 Astronomicalunit equals 0.000004848136811095356 Parsec.

Astronomical Unit to Kiloparsec

1 AU = 4.848136811095355e-9 kpc

1 Astronomical Unit (AU) = 4.848136811095355e-9 Kiloparsec (kpc)

1 Astronomicalunit equals 4.848136811095355e-9 Kiloparsec.

Astronomical Unit to Megaparsec

1 AU = 4.848136811095356e-12 Mpc

1 Astronomical Unit (AU) = 4.848136811095356e-12 Megaparsec (Mpc)

1 Astronomicalunit equals 4.848136811095356e-12 Megaparsec.

Astronomical Unit to Gigaparsec

1 AU = 4.848136811095356e-15 Gpc

1 Astronomical Unit (AU) = 4.848136811095356e-15 Gigaparsec (Gpc)

1 Astronomicalunit equals 4.848136811095356e-15 Gigaparsec.

Astronomical Unit to Nautical Mile

1 AU = 80776388.06695464 NM

1 Astronomical Unit (AU) = 80776388.06695464 Nautical Miles (NM)

1 Astronomicalunit equals 80776388.06695464 Nautical Miles.

Astronomical Unit to Fathom

1 AU = 81801110400.26247 ftm

1 Astronomical Unit (AU) = 81801110400.26247 Fathoms (ftm)

1 Astronomicalunit equals 81801110400.26247 fathoms.

Astronomical Unit to Cable Length

1 AU = 681675920.0021873 cable

1 Astronomical Unit (AU) = 681675920.0021873 Cable Lengths (cable)

1 Astronomicalunit equals 681675920.0021873 Cable Length s.

Astronomical Unit to Nautical League

1 AU = 26925462.688984882 NL

1 Astronomical Unit (AU) = 26925462.688984882 Nautical Leagues (NL)

1 Astronomicalunit equals 26925462.688984882 Nautical Leagues.

Astronomical Unit to Thou

1 AU = 5889679948818897 mil

1 Astronomical Unit (AU) = 5889679948818897 Thous (mil)

1 Astronomicalunit equals 5889679948818897 thous.

Astronomical Unit to Rod

1 AU = 29745858327.368168 rd

1 Astronomical Unit (AU) = 29745858327.368168 Rods (rd)

1 Astronomicalunit equals 29745858327.368168 rods.

Astronomical Unit to Chain

1 AU = 7436464581.842042 ch

1 Astronomical Unit (AU) = 7436464581.842042 Chains (ch)

1 Astronomicalunit equals 7436464581.842042 chains.

Astronomical Unit to Furlong

1 AU = 743646458.1842042 fur

1 Astronomical Unit (AU) = 743646458.1842042 Furlongs (fur)

1 Astronomicalunit equals 743646458.1842042 furlongs.

Astronomical Unit to Mile

1 AU = 92955807.27302553 mi

1 Astronomical Unit (AU) = 92955807.27302553 Miles (mi)

1 Astronomicalunit equals 92955807.27302553 miles.

Astronomical Unit to League

1 AU = 30985269.09100851 lea

1 Astronomical Unit (AU) = 30985269.09100851 Leagues (lea)

1 Astronomicalunit equals 30985269.09100851 leagues.

Convert Millimeter to Other Units

Millimeter to Inch

1 mm = 0.03937007874015748 in

1 Millimeter (mm) = 0.03937007874015748 Inch (in)

1 millimeter equals 0.03937007874015748 inch.

Millimeter to Foot

1 mm = 0.0032808398950131233 ft

1 Millimeter (mm) = 0.0032808398950131233 Foot (ft)

1 millimeter equals 0.0032808398950131233 foot.

Millimeter to Feet

1 mm = 0.0032808398950131233 ft

1 Millimeter (mm) = 0.0032808398950131233 Feet (ft)

1 millimeter equals 0.0032808398950131233 feet.

Millimeter to Centimeter

1 mm = 0.1 cm

1 Millimeter (mm) = 0.1 Centimeter (cm)

1 millimeter equals 0.1 centimeter.

Millimeter to Meter

1 mm = 0.001 m

1 Millimeter (mm) = 0.001 Meter (m)

1 millimeter equals 0.001 meter.

Millimeter to Kilometer

1 mm = 0.000001 km

1 Millimeter (mm) = 0.000001 Kilometer (km)

1 millimeter equals 0.000001 kilometer.

Millimeter to Yard

1 mm = 0.0010936132983377078 yd

1 Millimeter (mm) = 0.0010936132983377078 Yard (yd)

1 millimeter equals 0.0010936132983377078 yard.

Millimeter to Yoctometer

1 mm = 1.0000000000000001e+21 ym

1 Millimeter (mm) = 1.0000000000000001e+21 Yoctometers (ym)

1 millimeter equals 1.0000000000000001e+21 yoctometers.

Millimeter to Zeptometer

1 mm = 1000000000000000100 zm

1 Millimeter (mm) = 1000000000000000100 Zeptometers (zm)

1 millimeter equals 1000000000000000100 zeptometers.

Millimeter to Attometer

1 mm = 1000000000000000 am

1 Millimeter (mm) = 1000000000000000 Attometers (am)

1 millimeter equals 1000000000000000 attometers.

Millimeter to Femtometer

1 mm = 1000000000000 fm

1 Millimeter (mm) = 1000000000000 Femtometers (fm)

1 millimeter equals 1000000000000 femtometers.

Millimeter to Picometer

1 mm = 1000000000 pm

1 Millimeter (mm) = 1000000000 Picometers (pm)

1 millimeter equals 1000000000 picometers.

Millimeter to Nanometer

1 mm = 1000000 nm

1 Millimeter (mm) = 1000000 Nanometers (nm)

1 millimeter equals 1000000 nanometers.

Millimeter to Micrometer

1 mm = 1000.0000000000001 µm

1 Millimeter (mm) = 1000.0000000000001 Micrometers (µm)

1 millimeter equals 1000.0000000000001 micrometers.

Millimeter to Decimeter

1 mm = 0.01 dm

1 Millimeter (mm) = 0.01 Decimeter (dm)

1 millimeter equals 0.01 decimeter.

Millimeter to Decameter

1 mm = 0.0001 dam

1 Millimeter (mm) = 0.0001 Decameter (dam)

1 millimeter equals 0.0001 decameter.

Millimeter to Hectometer

1 mm = 0.00001 hm

1 Millimeter (mm) = 0.00001 Hectometer (hm)

1 millimeter equals 0.00001 hectometer.

Millimeter to Megameter

1 mm = 1e-9 Mm

1 Millimeter (mm) = 1e-9 Megameter (Mm)

1 millimeter equals 1e-9 megameter.

Millimeter to Gigameter

1 mm = 1e-12 Gm

1 Millimeter (mm) = 1e-12 Gigameter (Gm)

1 millimeter equals 1e-12 gigameter.

Millimeter to Terameter

1 mm = 1e-15 Tm

1 Millimeter (mm) = 1e-15 Terameter (Tm)

1 millimeter equals 1e-15 terameter.

Millimeter to Petameter

1 mm = 1e-18 Pm

1 Millimeter (mm) = 1e-18 Petameter (Pm)

1 millimeter equals 1e-18 petameter.

Millimeter to Exameter

1 mm = 1.0000000000000001e-21 Em

1 Millimeter (mm) = 1.0000000000000001e-21 Exameter (Em)

1 millimeter equals 1.0000000000000001e-21 exameter.

Millimeter to Zettameter

1 mm = 1.0000000000000001e-24 Zm

1 Millimeter (mm) = 1.0000000000000001e-24 Zettameter (Zm)

1 millimeter equals 1.0000000000000001e-24 zettameter.

Millimeter to Yottameter

1 mm = 1e-27 Ym

1 Millimeter (mm) = 1e-27 Yottameter (Ym)

1 millimeter equals 1e-27 yottameter.

Millimeter to Cubit

1 mm = 0.0021872265966754157 cubit

1 Millimeter (mm) = 0.0021872265966754157 Cubit (cubit)

1 millimeter equals 0.0021872265966754157 cubit.

Millimeter to Span

1 mm = 0.004374453193350831 span

1 Millimeter (mm) = 0.004374453193350831 Span (span)

1 millimeter equals 0.004374453193350831 span.

Millimeter to Hand

1 mm = 0.00984251968503937 hh

1 Millimeter (mm) = 0.00984251968503937 Hand (hh)

1 millimeter equals 0.00984251968503937 hand.

Millimeter to Palm

1 mm = 0.013123359580052493 palm

1 Millimeter (mm) = 0.013123359580052493 Palm (palm)

1 millimeter equals 0.013123359580052493 palm.

Millimeter to Digit

1 mm = 0.05249343832020997 digit

1 Millimeter (mm) = 0.05249343832020997 Digit (digit)

1 millimeter equals 0.05249343832020997 digit.

Millimeter to Link

1 mm = 0.004970969537898671 link

1 Millimeter (mm) = 0.004970969537898671 Link (link)

1 millimeter equals 0.004970969537898671 link.

Millimeter to Ell

1 mm = 0.0008748906386701663 ell

1 Millimeter (mm) = 0.0008748906386701663 Ell (ell)

1 millimeter equals 0.0008748906386701663 ell.

Millimeter to Barleycorn

1 mm = 0.1180637544273908 barleycorn

1 Millimeter (mm) = 0.1180637544273908 Barleycorn (barleycorn)

1 millimeter equals 0.1180637544273908 barleycorn.

Millimeter to Astronomical Unit

1 mm = 6.684587122268446e-15 AU

1 Millimeter (mm) = 6.684587122268446e-15 Astronomical Unit (AU)

1 millimeter equals 6.684587122268446e-15 Astronomicalunit.

Millimeter to Light-Second

1 mm = 3.3356409519815207e-12 ls

1 Millimeter (mm) = 3.3356409519815207e-12 Light-Second (ls)

1 millimeter equals 3.3356409519815207e-12 Light-Second.

Millimeter to Light-Minute

1 mm = 5.559401586635868e-14 lm

1 Millimeter (mm) = 5.559401586635868e-14 Light-Minute (lm)

1 millimeter equals 5.559401586635868e-14 Light-Minute.

Millimeter to Light-Hour

1 mm = 9.265669309342728e-16 lh

1 Millimeter (mm) = 9.265669309342728e-16 Light-Hour (lh)

1 millimeter equals 9.265669309342728e-16 Light-Hour.

Millimeter to Light-Day

1 mm = 3.860695546453768e-17 ld

1 Millimeter (mm) = 3.860695546453768e-17 Light-Day (ld)

1 millimeter equals 3.860695546453768e-17 Light-Day.

Millimeter to Light-Year

1 mm = 1.0570008340246155e-19 ly

1 Millimeter (mm) = 1.0570008340246155e-19 Light-Year (ly)

1 millimeter equals 1.0570008340246155e-19 Light-Year.

Millimeter to Parsec

1 mm = 3.2407792894443624e-20 pc

1 Millimeter (mm) = 3.2407792894443624e-20 Parsec (pc)

1 millimeter equals 3.2407792894443624e-20 Parsec.

Millimeter to Kiloparsec

1 mm = 3.2407792894443625e-23 kpc

1 Millimeter (mm) = 3.2407792894443625e-23 Kiloparsec (kpc)

1 millimeter equals 3.2407792894443625e-23 Kiloparsec.

Millimeter to Megaparsec

1 mm = 3.240779289444362e-26 Mpc

1 Millimeter (mm) = 3.240779289444362e-26 Megaparsec (Mpc)

1 millimeter equals 3.240779289444362e-26 Megaparsec.

Millimeter to Gigaparsec

1 mm = 3.2407792894443624e-29 Gpc

1 Millimeter (mm) = 3.2407792894443624e-29 Gigaparsec (Gpc)

1 millimeter equals 3.2407792894443624e-29 Gigaparsec.

Millimeter to Nautical Mile

1 mm = 5.399568034557235e-7 NM

1 Millimeter (mm) = 5.399568034557235e-7 Nautical Mile (NM)

1 millimeter equals 5.399568034557235e-7 Nautical Mile.

Millimeter to Fathom

1 mm = 0.0005468066491688539 ftm

1 Millimeter (mm) = 0.0005468066491688539 Fathom (ftm)

1 millimeter equals 0.0005468066491688539 fathom.

Millimeter to Cable Length

1 mm = 0.000004556722076407116 cable

1 Millimeter (mm) = 0.000004556722076407116 Cable Length (cable)

1 millimeter equals 0.000004556722076407116 Cable Length .

Millimeter to Nautical League

1 mm = 1.7998560115190786e-7 NL

1 Millimeter (mm) = 1.7998560115190786e-7 Nautical League (NL)

1 millimeter equals 1.7998560115190786e-7 Nautical League.

Millimeter to Thou

1 mm = 39.37007874015748 mil

1 Millimeter (mm) = 39.37007874015748 Thous (mil)

1 millimeter equals 39.37007874015748 thous.

Millimeter to Rod

1 mm = 0.00019883878151594686 rd

1 Millimeter (mm) = 0.00019883878151594686 Rod (rd)

1 millimeter equals 0.00019883878151594686 rod.

Millimeter to Chain

1 mm = 0.000049709695378986714 ch

1 Millimeter (mm) = 0.000049709695378986714 Chain (ch)

1 millimeter equals 0.000049709695378986714 chain.

Millimeter to Furlong

1 mm = 0.000004970969537898672 fur

1 Millimeter (mm) = 0.000004970969537898672 Furlong (fur)

1 millimeter equals 0.000004970969537898672 furlong.

Millimeter to Mile

1 mm = 6.21371192237334e-7 mi

1 Millimeter (mm) = 6.21371192237334e-7 Mile (mi)

1 millimeter equals 6.21371192237334e-7 mile.

Millimeter to League

1 mm = 2.07123730745778e-7 lea

1 Millimeter (mm) = 2.07123730745778e-7 League (lea)

1 millimeter equals 2.07123730745778e-7 league.