Our universe just got a lot weirder. From planets with rings larger than the Sun to alien worlds where it rains molten iron or glows magenta, NASA’s latest exoplanet discoveries are challenging ...

Unlike rocky planets where asteroid impacts leave visible craters, gas giants like Saturn have outer layers of hydrogen and ...

Astronomers investigate a potential impact on Saturn after a bright flash was caught on camera. NASA image may show first ...

Once a realm of imagination and stargazing, the Solar System has now been revealed in stunning clarity through decades of ...

Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

HUMANS have been searching for aliens for decades – but all this time, intelligent extraterrestrial life could have found us, ...

FIG. 3.—SATURN'S RINGS AS THEY WOULD APPEAR TO AN OBSERVER ON THE PLANET, FIFTY DEGREES FROM THE EQUATOR. Hence we are justified in assuming that Saturn still hot and, to some extent, self-luminous.

Located billions of light-years away, the "Cosmic Owl" is a pair of colliding ring galaxies spotted by the JWST. It's also an ...