Alpha Centauri, the closest star to the sun, is 4.3 ly away.

How far is this in meters?

In astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. The distance to Alpha Centauri, the closest star other than our own sun that can be seen by the naked eye, is about 4.3 light-years. Express this distance in meters

The nearest star, Alpha Centauri, is 4.3 light-years from Earth. A light-year is a distance that light travels in one year. How far away is Alpha Centauri in kilometers?