Copernicus Imaged by Chris Thayer

Copernicus, a prominent lunar impact crater situated in Oceanus Procellarum , is named after the astronomer Nicolaus Copernicus (1473 – 1543). It is over 90km in diameter and almost 4km deep. Its ‘rays’ spread up to 800Km across the surrounding mare.   This ‘young’ crater is estimated to be about 800 million years old.