Beyond Neptune lies the Kuiper Belt, a vast region of icy bodies that holds the secrets to the solar system’s formation.

Scientists are trying to figure out how minerals connected to exoplanetary water would look to the James Webb Space Telescope ...

It must have cleared all other celestial bodies, except its own moons, from its orbit.

In a clean room at NASA's Jet Propulsion Laboratory in Southern California, scientists have successfully integrated a crucial ...

In the time Pluto was found, classified as a planet and reclassified as a dwarf planet, it has not completed one orbit. One ...

A Southwest Research Institute-led team combined compositional data of primitive bodies like Kuiper Belt objects, asteroids ...

Uranus's upper atmosphere has been cooling for decades—and now scientists have shown why. Observations from Earth have shown ...

This device, known as the Roman Coronagraph Instrument, is designed to block starlight, enabling scientists to detect the faint light from planets beyond our solar system. This achievement marks a ...

The Arecibo Message as it appears when its 1,679 bits are properly aligned on a grid (left), an annotated illustration ...