Far beyond Neptune, astronomers have finally confirmed a compact clump of icy worlds hiding inside the Kuiper Belt, a feature they are now calling an inner “kernel.” The tightly packed structure, ...

The Keck Observatory and NASA’s Hubble Space Telescope may have uncovered a "potential three-body system in the Kuiper Belt," according to NASA's Goddard Space Flight Center. Credit: NASA's Goddard ...

An artist's illustration of the view from a Kuiper Belt object. (CREDIT: NASA, ESA, and G. Bacon (STScI)) Astronomers at Princeton University have uncovered evidence that the outer solar system is ...

A busy slate of launches was planned for the last full week of September, including flights for two major low-Earth orbit broadband constellations, as well as a NASA science mission that has now flown ...