Summary:
- The article discusses a new study that suggests the mysterious "Planet Nine" may not actually exist, and instead the unusual orbits of distant solar system objects could be explained by the gravitational influence of a distant disk of icy bodies.
- The study, published in the Astronomical Journal, proposes that the gravitational effects attributed to Planet Nine could be caused by a large population of small icy bodies in the outer solar system, known as trans-Neptunian objects.
- The researchers used computer simulations to model the orbits of distant solar system objects and found that the observed clustering could be explained by the gravitational influence of a distant disk of icy bodies, rather than a single massive Planet Nine.