Complex sentence: It was later renamed by the French astronomer Nicolas Louis de Lacaille in the eighteenth century; during his stay at the Cape of Good Hope, he named the constellation Reticulum to commemorate the reticle in his telescope eyepiece.
Split into simpler sentences: It was later renamed by the French astronomer Nicolas Louis de Lacaille in the eighteenth century. During his stay at the Cape of Good Hope, he named the constellation Reticulum to commemorate the reticle in his telescope eyepiece.