Original: 7066 Nessus (, from ) is a centaur (a type of icy planetoid) that was discovered by David L. Rabinowitz, working with Spacewatch, at Kitt Peak on 26 April, 1993.
Simplified: 7066 Nessus is a centaur (a type of icy planetoid) that was found  by David L. Rabinowitz, working with Spacewatch, at Kitt Peak on 26 April, 1993.