minor planet
planetoid

He has also had a minor planet named after him.

It drove on for the very minor planet he had just left.

He has the minor planet 3428 Roberts named after him.

She looked the type to have a gun under the counter, and more security people on call than some minor planets.

The minor planet 4149 Harrison, discovered in 1984, was named after him.

After this, Pluto was put on the list of minor planets.

He is credited with the discovery of 21 minor planets between 1992 and 1999.

The term "minor planet" has been used since the 19th century to describe these objects.

This minor planet is a member of the Eos family.

It is the first minor planet found by a Korean astronomer.