Chiefly, the finding could help explain why Pluto, the largest known object in the Kuiper Belt — a vast region of icy bodies ...

Asteroids, comets, and meteors are all small solar system objects, but they differ in composition and behaviour.

Solar and cosmochemical data indicate high levels of carbon, nitrogen, and oxygen in the Sun. Researchers have unveiled a new ...

On 12 November 2014, after a 10-year journey through the solar system and over 500 million kilometers from home, Rosetta's lander Philae made space exploration history by touching down on a comet for ...

Comets — those small, icy objects orbiting the sun — act like floating time capsules, offering a window into the early days ...

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

With NASA’s fleet of heliophysics spacecraft, scientists monitor our Sun and investigate its influences throughout the solar ...

Last year, another comet, 12P/Pons-Brooks, drew attention with similar explosions that gave it a horned shape, earning it the ...

Potentially dangerous comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, ...