Astronomical Units (AU)	Ångströms (Å)
1 AU	1.496e+21 Å
2 AU	2.992e+21 Å
5 AU	7.4799e+21 Å
10 AU	1.496e+22 Å
25 AU	3.7399e+22 Å
50 AU	7.4799e+22 Å
100 AU	1.496e+23 Å
250 AU	3.7399e+23 Å
500 AU	7.4799e+23 Å
1000 AU	1.496e+24 Å

Convert Astronomical Units to Ångströms

Convert astronomical units to ångströms (AU to Å) with our instant calculator. 1 AU = 1.495978707e+21 Å. Includes exact formula and reference tables.

How to Convert Astronomical Units to Ångströms (AU to Å)

1 Astronomical Unit (AU) is equal to 1.495978707e+21 Ångströms (Å). Multiply the astronomical unit value by 1.495978707e+21

Quick Answer 1 AU = 1.495978707e+21 Å

Formula Å = AU × 1.495978707e+21

Inverse Factor 1 Å = 0 AU

Unit Definitions & Metrology Context

The standard SI base unit of length is the meter (m), defined as the distance traveled by light in a vacuum in 1/299,792,458 of a second.

About Astronomical Units (AU): Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m).

About Ångströms (Å): Ångström (Å) is a unit in the Length & Distance measurement category. It is widely used in 0.1 nm (crystallography & semiconductors). Relative to the length & distance base unit, 1 Å equals 0 Meters (m).

Need to convert in the opposite direction? Visit our Convert Ångströms to Astronomical Units (Å to AU) calculator (1 Å = 0 AU).

Step-by-Step Worked Examples (AU to Å)

Convert 5 Astronomical Units to Ångströms: Applying the formula (Å = AU × 1.495978707e+21): starting with 5 AU, multiply the astronomical unit value by 1.495978707e+21 to get 7.479893535e+21 Å.
Convert 10 Astronomical Units to Ångströms: Applying the formula (Å = AU × 1.495978707e+21): starting with 10 AU, multiply the astronomical unit value by 1.495978707e+21 to get 1.495978707e+22 Å.
Convert 50 Astronomical Units to Ångströms: Applying the formula (Å = AU × 1.495978707e+21): starting with 50 AU, multiply the astronomical unit value by 1.495978707e+21 to get 7.479893535e+22 Å.

Popular Length & Distance Conversions

Kilometer ⇄ Mile

Multiply kilometers by ~0.621371 to get miles, or divide miles by 0.621371 to get kilometers.

Inch ⇄ Centimeter

1 inch is legally and scientifically defined as exactly 2.54 centimeters.

Foot ⇄ Meter

1 foot is defined as exactly 0.3048 meters (12 inches).

Mile ⇄ Nautical Mile

1 nautical mile is exactly 1,852 meters (~1.15078 statute miles).

Frequently Asked Questions

Verified answers and formulas for converting astronomical units to ångströms.

How many ångströms are in 1 astronomical unit?

There are 1.495978707e+21 ångströms (Å) in 1 astronomical unit (AU). Conversely, 1 ångström equals 0 astronomical units.

How do you convert astronomical units to ångströms?

To convert astronomical units (AU) to ångströms (Å), use the formula: Å = AU × 1.495978707e+21. Multiply the astronomical unit value by 1.495978707e+21. For example, 10 AU equals 1.495978707e+22 Å.

How do I convert back from ångströms to astronomical units?

To convert in the reverse direction from ångströms (Å) to astronomical units (AU), use the inverse formula: AU = Å / 1.496e+21. Divide the ångström value by 1.496e+21 (1 Å = 0 AU).

What is the difference between astronomical unit (AU) and ångström (Å)?

Both astronomical unit and ångström measure length & distance. Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m). Ångström (Å) is a unit in the Length & Distance measurement category. It is widely used in 0.1 nm (crystallography & semiconductors). Relative to the length & distance base unit, 1 Å equals 0 Meters (m).

How many miles are in a kilometer?

There are approximately 0.621371 miles in 1 kilometer. To convert kilometers to miles quickly in your head, multiply by 6 and divide by 10 (or multiply by 0.6).