Wording

Signed-off-by: Cédric Foellmi <cedric@onekiloparsec.dev>

README.md

@@ -3,7 +3,7 @@ aa-js
 
 ![build and test](https://github.com/onekiloparsec/aa-js/actions/workflows/nodejs.yml/badge.svg?branch=master) [![codecov](https://codecov.io/gh/onekiloparsec/aa-js/graph/badge.svg?token=EfRJpZ4OTu)](https://codecov.io/gh/onekiloparsec/aa-js)
 
-Astronomical Algorithms in JavaScript (TypeScript).
+The most comprehensive collection of accurate astronomical algorithms in JavaScript (TypeScript).
 
 **The new v3 has arbitrary-precision computations, thanks
 to [decimal.js](https://github.com/MikeMcl/decimal.js).**