What do the clouds on Jupiter, dust storms on Mars and rainstorms on Titan all have in common? They look like they belong on ...

A field star drifting within 10,000 astronomical units may be enough. This could rattle the Oort Cloud, the icy shell at the ...

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

On Earth, these are known as the northern lights (aurora borealis) and the southern lights, or aurora australis. New data from Webb is challenging previous assumptions about Jupiter's auroras ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

On Earth, depending on where you are, the analemma can be at different angles, though it always traces out this ...

In this process, the gravitational pull of a second star in a binary system slowly disturbs the orbits of planets around the ...

The solar system’s largest and smallest planets meet in the evening sky, standing 2° apart shortly after sunset.