New research by Southwest Research Institute (SwRI) and the National Science Foundation's National Center for Atmospheric ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

In late winter, the zodiacal light is visible in the evening in the Northern Hemisphere (false dusk) and in the pre-dawn morning in the Southern Hemisphere (false dawn). In early autumn, the timing ...

Astronomers have puzzled for years over a strange pattern in the outer solar system. A surprising number of icy bodies far beyond Neptune resemble snowmen, made of two rounded lobes stuck together.

Astronomers have long debated why so many icy objects in the outer solar system look like snowmen. Michigan State University ...