Fresh mapping of the outer solar system has revealed a previously unseen pattern in the Kuiper Belt, the icy ring of debris beyond Neptune that has long been treated as a relatively simple torus of ...

A brand-new group of frozen objects, orbiting the sun out beyond the distant Kuiper Belt, has been spotted by the Subaru telescope, working with NASA's New Horizons mission to find new targets for the ...

A cluster of objects has astronomers puzzled. The post Scientists Discover Weird Structure in Outer Solar System appeared ...

(SwRI) and the Observatoire de la Côte d’Azur provides an explanation for one of the more mysterious aspects of the population of objects beyond Neptune. In doing so, it provides a unique glimpse into ...

On Wednesday, NASA’s Lucy mission got one step closer to investigating the enigmatic asteroids near Jupiter. This story, however, really began in another corner of the cosmos more than three decades ...

Many bodies in the Solar System have rings—gas giants, dwarf planets, even an asteroid. These examples have allowed us to get a good picture of their physics, leading to models for how rings form and ...

Image: This cutaway model shows a red “shelf” layer of a Kuiper Belt object peeking through the thin, darkened crust above so that the object appears red in telescopes. Credit: NASA/Conceptual Image ...