Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

Our sun is wobbling, and this has a huge impact upon the regularity of many of Earth's meteor showers, according to a new ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

NASA's Juno spacecraft has resumed normal operations after entering safe mode twice during its 71st close approach to Jupiter on April 4.

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

The weather gets a little wild and weird on Jupiter. How wild? Spacecraft instruments have measured strong winds, tracked ...

In a new study published in Science Advances, a team led by planetary scientist Chris Moeckel from UC Berkeley offers a ...

The University of Arizona has utilized state-of-the-art Magellan Adaptive Optics Xtreme technology to observe the PDS 70 ...

NASA's Juno revealed mushballs on Jupiter, reshaping our understanding of deep, violent gas giant storm systems.

A bizarre hailstorm of icy “mushballs” — slushy mixtures of ammonia and water — has been confirmed on Jupiter, where intense ...

New research suggests meteor showers are so unpredictable due to the Sun’s own motion around the solar‑system barycenter.

Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time? Researchers show that this is not due to the random pull of the planets, but rather the ...