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It means the average distance from Sun to Earth. It is often used as a unit of distance, within the Solar System.

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Q: What does 1 astronomical unit mean?
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Related questions

The distance from Earth to the Sun is 1.0 of what unit?

The distance from the sun to the earth is one Astronomical Unit (AU).An AU, as defined by the International Astronomical Union, is the mean distance between the sun and the earth. That mean (or average) distance is about 149 million km (93 million miles).


What does an astronomical unit mean?

An Astronomical Unit, or AU is the distance from the sun to the Earth. One Astronomical Unit is 92 955 887.6 miles.


What does 1 astronomical unit equal in kilo meters?

1 Astronomical Unit = 149,598,000 kilometers.


What does AU mean in space?

Astronomical Unit


How many centimeters are on a astronomical unit?

1 astronomical unit is defined as 149597870700 metres. Which will be 14959787070000 in centimeters.


What does one astronomical unit mean?

One astronomical unit means the distance from the earth and the sun (which is 93 million miles).


What planet has 1 astronomical unit from the sun?

The Earth. The average sun to Earth distance is how one Astronomical Unit is defined (1 AU).


How many km is an astronomical units?

1 astronomical unit is 149,597,870.7 km


How is a correct measure of an astronomical unit Example?

An astronomical unit is the mean distance from the centre of the earth to the centre of the sun.Equal to 149.6 million kilometres.


What is the distance between the Sun and Earth called?

The nearest distance is called the perihelion and the furthest distance is called the aphelion (there is about 5 million km difference). The mean distance is called one astronomical unit.


Distance from the sun in feet?

The distance from the earth to the sun is called an astronomical unit. 1 Astronomical Unit = 4.90807087 × 1011 feet


How many km is in 5.2 Au?

You can use a search engine such as Google or Bing to perform these kinds of unit conversions. Enter "5.2 AU in kilometers" and get the answer5.2 Astronomical Units = 777,909,600 kilometers