Unnamed Delta Quadrant planetoids
List of unnamed Delta Quadrant planetoids.

Unspecified planetoids 
 Silver Blood homeworld

Specific plantoids

Dark matter nebula planetoids 

In 2371 the  encountered several planetoids inside a dark matter nebula that the Komar called their home. ()

Delta Flyer crash site 

This class M planetoid in an unnamed star system had a bemonite mantle and several active volcanoes. In 2375, an ion storm caused the  to crash on this planet. Afterward, Voyager recovered the craft and the people aboard and warped away before the storm reached them. ()

Hazari trap 
This planetoid was discovered by Voyager in 2375. While they believed it was rich in dilithium, it was actually a trap set by the Hazari. Once they came close enough to it, it exploded and created a metreon cloud that Voyager was trapped in. ()

Vidiian planetoid 

This rogue class M planetoid was thought to be an extremely rich source of dilithium, the biggest deposits ten to twenty kilometers inside the planetoid. This was an illusion created by the power source of a hidden Vidiian facility. The planetoid also contained a system of subterranean caves with an oxygen-nitrogen atmosphere.

Neelix first visited the planetoid some three years before 2371. In 2371, he lead  to the planetoid. Unfortunately while under the surface, his lungs were stolen by Vidiians Dereth and Motura. Voyager then beamed him up and chased the Vidiians to a neutronium asteroid. ()

 Planetoids, unnamed