Wikipedia16 Psyche is one of the most massive asteroids in the asteroid belt. This object is over 200 km (120 mi) in diameter and contains about 1% of the mass of the entire asteroid belt. It is thought to be the exposed iron core of a protoplanet, and is the most massive metallic M-type asteroid. Psyche was discovered by the Italian astronomer Annibale de Gasparis on 17 March 1852 from Naples and named after the Greek mythological figure Psyche. The prefix "16" signifies that it was the sixteenth minor planet in order of discovery.
https://en.wikipedia.org/wiki/16_Psyche#Exploration
On February 28, 2020, NASA awarded SpaceX a $117 million contract to launch the Psyche spacecraft, and two smallsat secondary missions, on a Falcon Heavy rocket in July 2022.[35]