This range covers the values for silicate minerals such as olivine and pyroxene, which make up many of the rocky objects in the Solar System.

The rocky objects are up to 80 feet wide.

Sekanina argued that the evidence pointed to a dense, rocky object, probably of asteroidal origin.

Asteroids - Asteroids are more than just a rocky metallic object that orbits the sun.

The rocky objects that cause them are anywhere from a few feet in diameter to 80 or so feet wide.

The team identified a cluster of 39 rocky objects sharing certain orbital characteristics.

Instead, the disks were frequently replenished by dusty debris from repeated collisions of large rocky objects.

The rocky objects are anywhere from a few feet to about 80 feet wide.

Machines have dismantled every rocky object in the system where these images were captured; Ross 128, which lies within eleven light-years of your birth star.

Icy objects, though, can achieve hydrostatic equilibrium at a smaller size than rocky objects.